Answers
Ribosomes are organelles composed of two subunits of ribosomal RNA (rRNA) and proteins. They are found in the rough endoplasmic reticulum in the case of eukaryotic cells and are responsible for protein synthesis by helping to translate messenger RNA information into amino acids. In prokaryotic cells, they are mainly found in the cytoplasm.
The mitochondria is the "energy factory of the cell". It has an internal matrix where the Krebs cycle occurs and an internal membrane where the electron transport chain is located. The Krebs cycle produces energy from pyruvate from glycolysis and the electron transport chain produces energy from the electrons obtained in glycolysis and the Krebs cycle.
Related Questions
which measurement is likely the least accurate? Explain.
What observations and/or patterns do you see in the data?
Answers
Based on the information, we can infer that the measurement that could be the least probable is caudal peduncie depth strandard error. Also, the trend is for lake values to be higher than river values.
What difference do we see in the values in the table?To identify the values we must analyze the table and identify they are not the trends. In this case we can infer that the tendency is for the values of the lake to be higher than the values of the river because all the values of the lake are higher than those of the river.
On the other hand, we can infer that the value that could be the least successful is the peduncie depth strandard error because it shows equal values. However, if we take into account the previous values, it should not be the same in both cases.
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which statement best describes the processes of photosynthesis and cellular respiration ?
Answers
Answer:
Photosynthesis converts carbon dioxide and water into oxygen and glucose. Glucose is used as food by the plant and oxygen is a by-product. Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are the energy that is transformed from the process.
Photosynthesis converts carbon dioxide and water into oxygen and glucose. Glucose is used as food by the plant and oxygen is a by-product. Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are the energy that is transformed from the process.
In what way are photosynthesis and cellular respiration similar?The energy captured in photosynthesis is used to power cellular respiration. The energy transformed in cellular respiration is used to power photosynthesis.
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Which of the following is NOT an example of a biome?
Answers
Answer:
Antarctic
Explanation:
Hope this helps!! :)
Select the correct answer.
What is Earth’s current axial tilt?
A. 21.5 degrees
B. 22.0 degrees
C. 22.5 degrees
D. 23.5 degrees
E. 24.5 degrees
Answers
Earth's axial tilt is about 23.5 degrees, due to this axial tilt, the sun shines on different latitudes at different angles throughout the year. This causes the seasons.
Below is an image of a well. Explain what type of well this is and how it works
Answers
Answer:
This is an artesian well. An artesian well is simply a well that doesn't require a pump to bring water to the surface. This occurs when there is enough positive pressure in the aquifer to bring the water to the surface. An artesian aquifer is confined between impermeable rocks or clay which causes this positive pressure.
Explanation:
This is the answer for the pic I put but sorry if it's not the right well
plz help me plz!!!!!!!!!!!!!!
Answers
Answer:
Form a hypothesis
Explanation: This should be the correct answer. Hope this helps :)
Write a question to match this answer:
6 boxes of 12
Answers
Answer:
The chocolate lover bought 6 boxes of chocolate, each containing 12 truffles
Explanation:
mark me brainly
Answer:
The chocolate lover bought 6 boxes of chocolate, each containing 12 truffles. How many truffles did she buy?
Question 5 of 5
Which two statements are true for both compounds and mixtures?
A. Their particles all have the same chemical formula.
B. Their particles are held together by chemical bonds.
C. They can be separated into two or more elements.
D. They are made up of more than one type of atom.
SUBMIT
Answers
The two statements that are true for both compounds and mixtures are:
Their particles are held together by chemical bonds.
They are made up of more than one type of atom.
Options B and D are correct.
How do we know?It is general knowledge that compounds and mixtures are made up of more than one type of atom.
In compounds, the atoms of different elements combine in fixed ratios to form distinct chemical compounds.
On the other hand, in mixtures, different substances which may be elements or compounds are known to be physically mixed together without forming new chemical compounds.
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why were the baboons able to start interfering with the villagers
Answers
Answer:
The predators of the baboons were removed from the area and now baboons are everywhere.
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In a community a species of birds has some individuals with a different size and others which statement correctly explains how physical differences in beaks would develop?
Answers
Explanation:
Speciation occurs when a group within a species separates from other members of its species and develops its own unique characteristics.
The demands of a different environment or the characteristics of the members of the new group will differentiate the new species from their ancestors.
Allopatric speciation (1) occurs when a species separates into two separate groups which are isolated from one another.
Each species develops differently based on the demands of their unique habitat or the genetic characteristics of the group that are passed on to offspring.
When small groups of individuals break off from the larger group and form a new species, this is called peripatric speciation (2).
The main difference between allopatric speciation and peripatric speciation is that in peripatric speciation, one group is much smaller than the other.
Like allopatric and peripatric speciation, different habitats influence the development of different species in parapatric speciation.
Sometimes a species that is formed by parapatric speciation is especially suited to survive in a different kind of environment than the original species.
Sympatric speciation occurs when there are no physical barriers preventing any members of a species from mating with another, and all members are in close proximity to one another.
The two types of maggots are not different species yet, but many scientists believe they are undergoing the process of sympatric speciation.
compare blood cells to plant cells, include details about color, general shape, and size.
Answers
Blood cells are red, squishy, rounded, and have an indentation in them in the middle. Plant cells are green and firm and have a more square, boxy shape. Plant cells are larger than blood cells.
Plant cell is different in size, colour and shape from blood cell.
Plant cell has cuboid shape whereas blood cell has biconcave discoid shape. The colour of blood cell is red if it has oxygen or brown if it is no oxygen whereas plant cell has green colour. Plant cells have cell walls, ribosomes, endoplasmic reticulum, DNA and lysosomes but blood cells have no ribosomes, no endoplasmic reticulum, no DNA molecule and no lysosomes. The size of blood cell is 6.2–8.2 µm whereas the size of plant cell has 10 to 100 micrometers so we can conclude that there are a lot of differences between plant and blood cells.https://brainly.com/question/21283369
Which two activities are examples of the work of engineers rather than of
scientists?
A. Developing a new technique to measure water purity
B. Designing materials to absorb water
C. Studying how wildlife is affected by pollution
D. Comparing root structures in different kinds of plants
Answers
Reason: all the others involve research and the scientific process, this one doesn’t.
Suppose a 100-base-pair, double-stranded DNA molecule consists of 23% cytosine bases. How many total hydrogen bonds are holding the two strands together?
Answers
The total hydrogen bonds are holding the two strands together are 69 hydrogen bond.
What are DNA molecules?DNA stands for deoxyribonucleic acid. It is defined as the molecules that has genetic material for development of organisms. DNA molecules are made up of two linked strands that resemble a twisted ladder a shape called as a double helix.
As given there are 100 base pair of DNA molecules, in that 100 base pair there is 23% of cytosine base pair. So, to calculate the the amount o hydrogen atoms in the molecules we can just multiply 23 with 3 as it has 3 hydrogen bonds so the result is 46.
Thus, the total hydrogen bonds are holding the two strands together are 69 hydrogen bond.
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A bowling ball with a mass of 4.5 kg goes faster down the lane than a bowling ball with a mass of 7 kg when thrown with the same amount of force.
Which newtons law is it?
Answers
According to Newton's second law, an object's acceleration is determined by its mass and the net force that is acting on it.
What is Newton's second law?The acceleration of an item caused by a net force is directly proportional to the magnitude of the net force, in the same direction as the net force, and inversely proportional to the mass of the object, according to Newton's second law of motion.
The body's acceleration is inversely related to its mass and directly proportional to the net force acting on it.
Therefore, due to it bowling ball with a mass of 4.5 kg goes faster than a bowling ball with a mass of 7 kg.
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Inside a cell, there are 30 sodium ions and 20 potassium ions. If the sodium-potassium pump uses two molecules of
ATP, determine how many ions of sodium and potassium will be left inside the cell. Explain your reasoning.
Answers
After the sodium-potassium pump uses two molecules of ATP, there will be 28 sodium ions and 22 potassium ions left inside the cell.
There were 30 sodium ions and 20 potassium ions inside the cell. With the help of the sodium-potassium pump, two cycles of ion exchange can occur, utilizing two molecules of ATP. In the first cycle, three sodium ions are transported out of the cell, and two potassium ions are transported into the cell. As a result, the number of sodium ions decreases by three to 27, and the number of potassium ions increases by two to 22.
In the second cycle, another three sodium ions are transported out of the cell, and two potassium ions are transported into the cell, which results in 24 sodium ions and 24 potassium ions. However, the total number of ions inside the cell is still 48, which is not the same as the initial number. Therefore, one more cycle is required, resulting in 28 sodium ions and 26 potassium ions inside the cell.
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19. Which species gymnosperm has brightly colored, fleshy female cones that people often
mistake as "berries"?
welwitschia
gnetum
ginkgo
ephedra
Answers
Answer: Ginkgo
Explanation:
There are 4 types of gymnosperms that produce fleshy fruits around their seeds which are usually considered as cones. These are Ginkgo, conifers, gnetophytes, and cycads. These plants have been evolved for fruit production as gymnosperms are known for their naked ovules and their seeds are stored in rough woody structure that is called as cone. There are separate males and female cones are present in gymnosperms.
Among the options given Ginkgo is the correct option it produces cones that look like berries. This advantageous evolution and helps in transfer of seeds through animals as they consume fruits or berries and disperse seeds in their feces.
Answer:
Ginkgo
Explanation:
Discussion Post 7 A*
This discussion post is a 1 part assignment:
Part 1 (100% of your grade)
The respiratory therapist (RT) is called to the surgical ward to see a 54-year-old
patient who underwent abdominal surgery 2 days earlier. The patient is
currently afebrile, alert, and oriented but complains of dyspnea. Your bedside
assessment results include a resting respiratory rate of 34 breaths per minute,
shallow breathing, and a heart rate of 110 beats per minute. The patient is 5
feet tall and weighs approximately 185 lbs. Auscultation reveals diminished
breath sounds in the bases and fine, late inspiratory crackles. While
interviewing the patient, you discover that the patient's dyspnea increased
over the last 12 hours and worsens upon exertion. The rest of the exam is
normal.
. What is the most likely cause of this patient's dyspnea?
How would you treat this patient/ What would you recommend to the
doctor?
Answers
The cause of the dyspnea is pulmonary atelectasis
What is the most likely cause of this patient's dyspnea?It is a condition where the lung collapses completely or partially. Due to a reduction in lung volume, shallow breathing, or the buildup of mucus in the airways, this might happen following surgery.
The respiratory therapist may suggest chest physical therapy to treat the patient: This uses methods like postural drainage and percussion to assist clear the lungs of mucus and other secretions.
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Need help will give brainliest
Answers
Answer:
c, the first answer is the correct answer
Answer:
C. the answer trust me dood
9. Javier is a navigator for the navy His ship has just lost all power in the middle of the ocean, including access to your GPS. Which astronomical tool would be MOST helpful in this situation?
Answers
Which step measures the concentration of the reaction product?
A. Spectrophotometer
reading
B. Centrifugation
C. Addition of TCA
D. All of the options are correct
Answers
Centrifugation is a mechanical process which involves the use of the centrifugal force to separate particles from a solution according to their size, shape, density, medium viscosity and rotor speed.
Trichloroacetic acid (TCA) precipitation of proteins is commonly used to concentrate protein samples or remove contaminants, including salts and detergents, prior to downstream applications such as SDS-PAGE or 2D-gels. TCA precipitation denatures the protein, so it should not be used if the protein must remain in its folded state (e.g., if you want to measure a biochemical activity of the protein).
Determining the protein concentration in your sample is an important step in any laboratory workflow that involves protein extraction and/or analysis. Knowing how much protein you have can help you compare results from one protein to another and from one experiment to the next.
Why are glycolipids and glycoproteins important?
Answers
Glycoproteins and glycolipids on cell surfaces play critical roles in cell-cell recognition and the formation of tissues. They recognize and bind to carbohydrate receptors (lectins) on adjacent cells, leading to cell-cell attachment as well as intracellular responses in the interacting cells.
Glycoprotein and glycolipid
Glycolipids are crucial parts of biological membranes that serve a wide range of purposes. They might function as receptors, be necessary for cell aggregation and dissociation, be in charge of particular cellular interaction, and be involved in signal transduction.
The immune system is one of many physiological processes that are affected by glycoproteins, which are molecules made up of protein and carbohydrate chains. Many viruses have glycoproteins that aid in their ability to penetrate host cells and which can also be useful therapeutic or prophylactic targets.
In order to stabilize the structure of the membrane, glycolipids and glycoproteins establish hydrogen bomb connections with the water molecules surrounding the cells. More critically, though, they function as receptor molecules that attach to hormones or neurotransmitters to start a chain of chemical processes inside the cell.
Additionally, they can act as antibodies, which are necessary for cells to recognize one another. Examples of how cell membrane glycolipids mediate interactions between cells and their environment include blood types.
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Do you think the unofficial titles of some eras (i.e., Age of Fishes, Age of Reptiles,
Age of Mammals) are informative or an oversimplification? Explain your reasoning.
with alternative unofficial titles based on what you have learned about
Come up
each era
Answers
The unofficial titles of some eras such as Age of Fishes, Age of Reptiles and Age of Mammals are really informative and they are not oversimplifications because these periods reflect the emergence of different taxonomic groups in the course of evolution.
What are animal eras?The animal eras are periods during the geological time in which certain groups of animals appeared in the course of evolution, which results informative to determine how evolution (change) occurred due to natural selection.
For example, mammals emerged as a taxonomic group during the Cenozoic Era, which occurred approximately 65 million years ago and this period is known as the Age of mammals.
Therefore, with this data, we can see that an animal era is not only an oversimplified term because it also involves the emergence of certain taxonomic groups during the evolution and can serve to contextualize geological periods in a biological framework.
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Below is a DNA template strand that serves as a gene used to create a specific protein. The DNA template is read from LEFT to RIGHT. Please determine the sequence of amino acids for the protein that is produced using this sequence of DNA.
AAATAAGTCGGTCACCTAGTC
Answers
To determine the sequence of amino acids for the protein produced using the given DNA template strand, we need to first transcribe the DNA into messenger RNA (mRNA), and then translate the mRNA into the sequence of amino acids using the genetic code.
Transcription involves copying the DNA template into a complementary sequence of mRNA, where thymine (T) is replaced by uracil (U). So, the mRNA sequence for the given DNA template strand would be:
UUAUUAGACCGAGUGGAUCAG
Using the genetic code, we can then translate the mRNA sequence into the sequence of amino acids that make up the protein. Each codon (a sequence of three nucleotides) in the mRNA sequence codes for a specific amino acid, as specified by the genetic code. The sequence of amino acids corresponding to the mRNA sequence would be:
Phenylalanine - Asparagine - Aspartic acid - Arginine - Valine - Serine
So, the sequence of amino acids for the protein that is produced using the given DNA template strand would be:
Phenylalanine - Asparagine - Aspartic acid - Arginine - Valine - Serine.
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Which compound(s) provide the carbon for the production of sugar?
Answers
Answer:
carbon dioxide
The process of photosynthesis is often described as turning sunlight into sugars
Bones and muscles work together to move your body
Agree or disagree?
For me agree
Answers
Which type of cell division causes a puppy to grow into an adult dog?
meiosis
mitosis
eukaryotic
O homeostasis
Answers
Meiosis is for sexual reproduction and for producing offspring, whereas mitosis is the cell division for cell reproduction so it has to be mitosis as it is the cause of cell growth, allowing the puppy to grow into an adult dog
It wouldn't be eukaryotic or homeostasis since they're not types of cell division.
Mitosis is the kind of cell division which allows a puppy to develop into an adult dog. So, the correct option is B.
What is Mitosis?In eukaryotic cells, a process called mitosis produces two daughter cells, each of which has the same amount of chromosomes as the parent cell. Multicellular organisms, like dogs, go through a process called mitosis during which cells divide and differentiate into different cell types.
The process of meiosis, on the other hand, produces gametes with half as many chromosomes as the parent cell and is only able to occur in specialised cells, such as the ones involved in sexual reproduction. Contrarily, homeostasis has nothing to do with cell division and instead refers to the preservation of a constant internal environment within an organism.
Therefore, the correct option is B.
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SSE, NAYELI
DO
61 of 66
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56 57 58 59 60 61 62 63 64 65
61. A warning system about possible earthquakes could reduce damage and injury to people living in the affected areas. Scientists studying earthquake activity have
placed seismographs, which measure the movement of Earth, at many locations around the world. The data from the seismographs are analyzed by scientists. Which of
the following describes the difference between this type of investigation and an experiment?
O Variables must be carefully controlled in an investigation.
O An investigation can be performed without controlling all possible variables.
O A clear question drives the process of an experiment, but not in an investigation.
O An investigation only includes recording observations and an experiment only includes collecting data.
Answers
The difference between this type of investigation and an experiment is that an investigation can be performed without controlling all possible variables.
In an investigation, scientists gather data and analyze existing information to study a particular phenomenon or problem. They record observations, collect data, and draw conclusions based on the available evidence.
Variables may not be carefully controlled in an investigation because the goal is to understand and analyze real-world situations or natural occurrences. It allows scientists to study complex systems and observe how different factors interact without manipulating them artificially.
On the other hand, an experiment involves deliberately manipulating variables to test hypotheses and establish cause-and-effect relationships. It requires careful control of variables to isolate the effects of specific factors being investigated.
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Con base a la lectura anterior, completa los siguientes cuadros comparativos ejemplificados sobre los diferentes tipos de respiración de los seres vivos
Answers
El texto de referencia para completar el cuadro no esta presente, sin embargo, algunos conceptos claves que ayudaran a completar el cuadro son los siguientes.
Hay dos tipos de respiraciones, la aeróbica, la cual utiliza oxigeno y la anaeróbica la cual no lo hace. La respiración dará los productos necesarios para obtener la energía que el organismo necesita para desarrollar sus tareas.
Respiración aeróbica:
Se produce en presencia de oxigeno.El oxigeno oxida al carbono de la glucosaProduce ATP, la cual es la molécula energética principalDa dos subproductos, agua y dióxido de carbono.Tiene tres etapas, la glucolisis, el ciclo de Krebs y la fosforilación oxidativa.Respiración anaeróbica: se produce en ausencia de oxigeno. Hay diferentes tipos.
Fermentación láctica:
Da como resultado acido láctico.Se produce a partir del acido pirúvico que se genera en la glucolisis.El producto de la fermentación láctica produce cansancio muscular.El acido láctico luego es utilizado para formar nuevamente acido pirúvico el cual dará glucosa para ser utilizada como energía mas tarde.Fermentación Acética:
Da como resultado acido acético.El alcohol en presencia de oxigeno se oxida y da como producto final acido acético y agua.Se necesita de una bacteria especifica para esta reacción.Fermentación butírica:
El producto final es el acido butírico.Se produce a partir de glucosa, la cual se transforma en piruvato.El piruvato se transforma en lactato y este en acetil CoA el cual dará butiril CoA.El butiril CoA por medio de una bacteria especifica es fermentado y da el acido butírico.La nutrición autótrofa:
El organismo produce su propio alimento a partir de sustancias inorgánicasLas plantas por medio de la luz desencadenan una cadena de reacciones que produce los productos necesarios para vivir. Este proceso es llamado fotosíntesis.La fotosíntesis utiliza al luz como fuente de energía que transforma el dióxido de carbono en oxigeno y da los productos necesarios para la planta.La nutrición heterótrofa:
Los organismos heterótrofos obtienen su alimento a partir de materia orgánica, es decir, que no fabrican su propio alimento como los autótrofos.Esta compuesto por varios pasos que darán como resultado final los productos necesarios que el organismo necesita para sobrevivir.Los animales, seres humanos y hongos son ejemplos de estos organismos.En conclusión, esos son los diferentes procesos que diversos organismos utilizan para obtener los productos necesarios para su supervivencia.
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In the diagram below, what part of the excretory system is labeled B?
A-
A. Kidney
OB. Ureter
OC. Urethra
OD. Bladder
B.
D
Answers
Option(B) Ureter is the correct option.
The ureter is a vital part of the urinary system in humans. It is a muscular tube that connects the kidneys to the urinary bladder. Each human has two ureters, one attached to each kidney, and they play a crucial role in the transportation of urine from the kidneys to the bladder.
The primary function of the ureter is to carry urine that is produced in the kidneys to the urinary bladder for storage before it is eliminated from the body through urination. The ureters accomplish this by using peristalsis, a wave-like muscular contraction, to propel urine along their length.
The ureters have a complex anatomical course. They originate from the renal pelvis, which is the funnel-shaped structure that collects urine from the kidneys. From there, they extend downward, crossing over the brim of the pelvis and passing behind the peritoneum, the membrane lining the abdominal cavity.
The efficient functioning of the ureters is essential for the proper elimination of waste products and maintenance of fluid balance in the body. Any obstruction or abnormality in the ureters can lead to conditions like kidney stones, urinary tract infections, or urinary reflux.
In summary, the ureters are muscular tubes that transport urine from the kidneys to the urinary bladder. They rely on peristaltic contractions to propel urine, and their structure and positioning help ensure unidirectional flow.
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Edge biology
A student completed a lab report. Which correctly describes the difference between the “Question” and “Hypothesis” sections of her report?
A: “Question” states what she is asking, and “Hypothesis” states the result of her experiment.
B:“Question” states what she is asking, and “Hypothesis” states what she thinks the answer to that question is in “if . . . then . . . because” format.
C: “Question” describes what she is trying to find out, and "Hypothesis" states the procedures and methods of data collection.
D: “Question” describes what she is trying to find out, and “Hypothesis” states any additional information or prior knowledge about the question.
Need it asap no rocky
Answers
According to the scientific methodology, researchers must make themselves a question and then propose a hypothesis. B:“Question” states what she is asking, and “Hypothesis” states what she thinks the answer to that question is in “if . . . then . . . because” format.
What are the question and the hypothesis?
When following the scientific methodology researchers must formulate a question and a hypothesis.
The question is what the researcher wants to know. It is triggered when making an observation for which there is no explication yet. The researcher wants to know what is causing a certain event and how or why it is occurring.
A hypothesis is a scientific conjecture, not verified, that requires corroboration. It is a possibility, not a fact. It is a claim of how it works a relationship between two or more variables.
The researcher hypothesizes to predict what is going on or what is expected to occur.
Option B:“Question” states what she is asking, and “Hypothesis” states what she thinks the answer to that question is in “if . . . then . . . because” format.
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