The mRNA transcript is the single stranded copy of the template strand of DNA that is used to translate the genetic code into proteins.
The mRNA transcript is complementary to the template strand, meaning that it contains the same base sequence but with the opposite orientation. In this case, the template strand is 3'-CGAAGCGGA-5', so the mRNA transcript would be 5'-GCUUCGCUC-3'.
The mRNA transcript is synthesized from the template strand of DNA during the process of transcription, which is the first step in gene expression. In transcription, DNA is used as a template to produce a complementary RNA molecule.
The RNA polymerase enzyme binds to the DNA and reads it in the 3' to 5' direction. It then synthesizes a complementary RNA molecule in the 5' to 3' direction. The mRNA transcript that is produced is then used as a template for protein synthesis.
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Biology refers to a person's genetic predispositions. True False
Biology refers to a person's genetic predispositions. This statement is True. Biology is the study of living organisms and how they interact with one another, and this includes the study of genetics.
Which is the study of heredity. Heredity is the passing of genetic traits from one generation to the next, and these traits are passed down through DNA. This means that a person's genetic predispositions, or their likelihood of inheriting certain traits, are determined by their biology.
There are several genetic factors that can influence a person's predisposition to certain diseases or conditions, such as family history, inherited genetic mutations, and gene expression patterns. For example, certain genetic mutations can increase a person's risk of developing cancer, while other mutations can protect against it.
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Your friend tells you that she saw a bright object with a
tail that lasted a few moments in the night sky. She thinks it
might have been a comet. Is she correct? Why or why not?
If not, what did she likely see? Write your answer below in
complete sentences.
Please Hurry!!! Thank you
probably not, it misht be a satelite, and it burns when it enter in our atmosphere
Answer:
no it was most likely a meteor because meteors burn quick in the atmosphere
Explanation:
When you bend an object what happens to its elastic potential energy?
In both plants and animals, RNA contains
deoxyribose sugar, phosphates, adenine, uracil, guanine, and cytosine
ribose sugar, phosphates, adenine, thymine, guanine, and cytosine
ribose sugar, phosphates, adenine, uracil, guanine, and cytosine
deoxyribose sugar, phosphates, adenine, thymine, guanine, and
cytosine
Answer:
option (C)
Explanation:
In both plants and animals, RNA contains:
Ribose sugar, phosphates, adenine, uracil, guanine, and cytosine.
The pathophysiology of _________ is one in which the pericardial sac fills with blood to the point where the chambers of the heart no longer fill adequately, usually secondary to trauma.
Answer:
The correct answer is : cardiac tamponade.
Explanation:
Cardiac tamponade is a medical condition in which heart has extreme compression or pressure due to the fluid or blood filled in the sac surrounding the heart and prevent the heart to fill properly.
IN other words it is case of extreme pressure on heart due to the fluids like blood collect inside the space present between the pericardial sac that leads ti inadequate filing of heart chambers.
It is caused by mainly by chest trauma, cancer, and chest related underlying disease or trauma.
Thus, the correct answer is : cardiac tamponade.
7. What is a layout of chromosomes in humans in order from largest to smallest with the
sex chromoosomes at the end called?
Answer:
Look down!!! ;)
Explanation:
In a human karyotype, autosomes or “body chromosomes” (all of the non–sex chromosomes) are generally organized in approximate order of size from largest (chromosome 1) to smallest (chromosome 22). However, chromosome 21 is actually shorter than chromosome 22.
Hope this helps!! ;)
a common inhabitant of human intestines is the bacterium escherichia coli. a cell of this bacterium in a nutrient-broth medium divides into two cells every 20 minutes. the initial population of a culture is 62 cells. (a) find the relative growth rate. (assume t is measured in hours.) k
A common inhabitant of human intestines is the bacterium Escherichia coli. A cell of this bacterium in a nutrient-broth medium divides into two cells every 20 minutes. The initial population of the culture is 62 cells. The relative growth rate is: 0.0327 per hour
Given that a common inhabitant of human intestines is the bacterium Escherichia coli, and a cell of this bacterium in a nutrient-broth medium divides into two cells every 20 minutes. The initial population of the culture is 62 cells. To calculate the relative growth rate, we need to follow some of the basic steps mentioned below.
Steps involved:Step 1: We have the initial population, which is 62 cells.
Step 2: We know that the E. coli cell divides into two cells every 20 minutes or one cell per 10 minutes. Hence, in one hour or 60 minutes, it will divide six times. This means one cell can be expressed as 2^6 = 64 cells in one hour.
Step 3: Now, we need to calculate the time taken by the E. coli cell to grow from 62 to 64 cells. We can do this using the formula for exponential growth, which is:
\(N = N0 * 2^(rt)\)
where N = final number of cells
N0 = initial number of cells
r = relative growth rate per time period
t = The time taken for growth is expressed in hours.
Therefore, the time period t will be 20/60 = 1/3 hours or 0.33 hours.
Substitute the given values, we get: \(64 = 62 * 2^(r*0.33)\)
Divide both sides by 62,
we get: \(2^(r*0.33) = 64/62\)
Take log on both sides, we get:
\(r*0.33 = log (64/62)/log 2r = (log (64/62)/log 2)/0.33r = 0.0327\)
Therefore, the relative growth rate is 0.0327 per hour.
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Layer of meninges which is in contact with the spinal cord is called
A dura mater
B pia mater
C arachnoid mater
D corpora quadrigemina
Option B: Pia mater is the layer of meninges which is in direct contact with the spinal cord.
Your brain's surface and the surface of your spinal cord are securely bound together by a thin layer called your pia mater, which is the innermost layer. This layer is perforated by numerous blood arteries that deliver blood to the brain region. It aids in keeping cerebrospinal fluid contained. The pia mater in your spinal cord aids in keeping the cord rigid.
Your brain and spinal cord (central nervous system) are covered and protected by three membrane layers called meninges. The dura mater, arachnoid mater, and pia mater are three membranes that wrap and protect your brain. They also serve as a support system for lymphatics, blood vessels, neurons, and the cerebrospinal fluid that surrounds your central nervous system.
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Please help! (in picture)
Answer:
Organisms 1 and 2 only because they both have a nucleus
What trend do you notice about proteins and fats in the graph above
that proteins are more healthier than fats
Answer:
proteins provide higher blood sugar levels than lipids(fats)
Explanation:
Manu wanted to verify if fertilizers help plants to grow well. He took a potted plant, mixed fertilizer with the soil and took good care of the plant. He also maintained a record of the growth of the plant. The error in Manu's experiment was
Answer: He didn’t grow a plant without fertilizer.
Explanation: Manu has nothing to compare his plant to. Meaning, he cannot prove that fertilizers help plants grow. He needs to grow a plant with and without fertilizer.
Which of the following best represents a simple food chain?
A. Plant carnivore herbivore
→
OB. Herbivore→ carnivore- plant
C. Plant herbivore carnivore
O D. Carnivore → herbivore → plant
→
SUBMIT
c
its just simple and makes sense.
What must happen to macromolecules before they can be absorbed by the body?
A.) They must be free of all covalent chemical bonds.
B.) They must be digested into their constituent subunits.
C.) They must be chemically modified with cofactors.
D.) They must be transformed into essential nutrients.
E.) They must be assembled into chains with coenzymes.
Before macromolecules can be absorbed by the body, they must undergo the process of digestion, which involves (B) breaking them down into their constituent subunits.
Macromolecules such as carbohydrates are broken down into simple sugars, proteins are broken down into amino acids, and fats are broken down into fatty acids and glycerol.
Digestion occurs through the action of enzymes, which break the bonds holding the macromolecules together, resulting in smaller molecules that can be absorbed and utilized by the body. This process takes place in the digestive system, including the mouth, stomach, and small intestine.
Once the macromolecules have been broken down into their subunits, they can be absorbed by the body's cells and used for energy, growth, and other essential functions.
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Below are the pHs of several household cleaning supplies:
Fluid pH
Ammonia 11.6
Dish soap 7.4
Toilet bowl cleaner 1.8
Which of the following lists these fluids from least basic (first) to most basic (last)?
Choose 1 answer:
A. Dish soap, toilet bowl cleaner, ammonia
B. Toilet bowl cleaner, ammonia, dish soap
C. Ammonia, dish soap, toilet bowl cleaner
D. Toilet bowl cleaner, dish soap, ammonia
Answer:
D
Explanation:
because according to their bases
Provide an example of how eukaryotic cells are used in biotechnology: *
Answer:
Eukaryotic cells are plants, animals, protists, fungi. Their genetic material is organized in chromosomes. Golgi apparatus, Mitochondria, Ribosomes, Nucleus are parts of Eukaryotic Cells.
Animals such as cats and dogs have eukaryotic cells.
Plants such as apple trees have eukaryotic cells.
Fungi such as mushrooms have eukaryotic cells.
Protists such as amoeba and paramecium have eukaryotic cells.
Insects have eukaryotic cells.
Humans are composed entirely of eukaryotic cells. Related Links: Examples.
Explanation:
Bacterial strains, especially Actinomycetes have been used in biotech production and drug discovery for years. Genetic methods now open the field of combinatorial biosynthesis that has improved impressingly in the past couple of years. Also, the productivity of yeast and other fungi in a variety of different processes has improved significantly since genetic methods have been introduced. In addition, a number of recent works considerably widens the potential of plant biotechnology. This review covers examples describing the use of prokaryotic cells and plant cells in biotech production.
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Bacterial strains such as Actinomycetes have been used in biotech production and drug discovery for years.
What is Biotechnology?Biotechnology is defined as the integration of natural sciences and engineering sciences to achieve the application of organisms, cells, their parts and molecular analogs to products and services.
It is described as the technology that uses biological systems, living organisms or parts thereof to develop or create various products such as brewing and baking bread are examples of processes that fall under the concept of biotechnology where the use of yeast i.e. living organism to prepare the desired product, bacterial strains such as Actinomycetes for making drug etc.
The most important area of biotechnology is the production of therapeutic proteins and other drugs through genetic engineering.
Thus, Bacterial strains such as Actinomycetes have been used in biotech production and drug discovery for years.
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In which phase are these cancer cells stuck mitosis or interphase? Explain how u know by referring to what happens in each phase.
During interphase, cells grow, replicate their DNA, and prepare for cell division. During mitosis, the replicated DNA is divided into two identical sets, and the cell divides into two daughter cells.
Cancer cells can have defects in their DNA replication and cell division processes, which can cause them to divide uncontrollably and form tumors. However, the specific phase of the cell cycle in which cancer cells get stuck can vary depending on the type and stage of cancer.
In some cases, cancer cells may progress through the cell cycle faster than normal cells and get stuck in the mitotic phase, while in other cases, they may have defects in the G1 or G2 phases of interphase.
Therefore, In interphase cancer cells stuck mitosis or interphase.
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the term used to designate how many bacteria or viruses are required to kill 50% of an experimental group of hosts is question 55 options: a) pathogenicity. b) ld50. c) id50. d) virulence. e) infectivity.
The term used to designate how many bacteria or viruses are required to kill 50% of an experimental group of hosts is ID50 (c).
LD50 is a similar term that refers to the lethal dose required to kill 50% of a test population, but it is generally used to describe the toxicity of chemicals or other substances rather than infectious agents.
Pathogenicity refers to the ability of a microorganism to cause disease, while virulence refers to the degree of pathogenicity, or the severity of the disease that is caused. Infectivity refers to the ability of a microorganism to establish an infection in a host. Therefore the answer is c.
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The sequence of one strand of DNA is ACCTGC. What is the sequence of the complimentary strand of DNA
Entre las personas , la practica de estilos de vida denominados saludables ¿que consecuencias tiene sobre su metabolismo?
Answer:
El estilo de vida es una expresión utilizada para describir la forma en que se entiende o se percibe la vida. Este concepto no tan filosófico, sino más bien al estilo característico en que desarrolla de vida. Estos aspectos abarcan, relaciones personales, del consumo, y la forma de vestir. Ademas de ello, en la descripción de las actitudes, aptitudes, y preferencias que refleja un individuo en la sociedad.
Por su parte, se puede decir que el metabolismo es el conjunto de reacciones químicas a partir de los alimento, las cuales se desarrollan en el cuerpo con la finalidad de producir energía necesaria para el desarrollo del ser vivo.
Con todo esto, se puede decir que el estilo de vida, específicamente el consumo de alimentos pueden afectar de manera importante el metabolismo en un sentido que de acuerdo a las características de los productos que se consuman, las reacciones químicas generadas pueden variar.
Asimismo, dichos factores pueden ser de riesgo o generadores de bienestar, ya que alteran de manera directa el proceso dinámico de degradación de alimentos.
Explanation:
Explain why it is important to remain off of sand dunes when visiting a beach. Provide details to support your answer.
Sand dunes are an integral part of coastal ecosystems, and they serve a variety of important functions. When people visit the beach, it's essential to stay off the sand dunes to help preserve these habitats, prevent erosion, and maintain safety. Here are some details to support the importance of staying off sand dunes:
## Preservation of Natural Habitat
Sand dunes are home to many plant and animal species that rely on the unique environment they provide. The dunes offer a stable environment that's resistant to erosion and salt spray, and they provide a habitat for plants and animals that have adapted to living in this type of environment. When people walk or play on sand dunes, they can trample plants, destroy animal habitats, and disturb the natural balance of the ecosystem. Over time, this can lead to the loss of plant and animal species that depend on these habitats to survive.
## Prevention of Erosion
Sand dunes play a crucial role in protecting the beachfront from erosion. They act as a natural barrier between the ocean and the land, absorbing the impact of waves and tides. This helps to protect the beachfront from storms, high tides, and other natural hazards. However, when people walk or play on sand dunes, they can cause erosion, which can lead to further damage to the beachfront. Over time, this erosion can result in the loss of beachfront property and damage to nearby infrastructure.
## Safety
Sand dunes can be unstable and unpredictable, and they can collapse or shift unexpectedly. When people walk or play on sand dunes, they can cause the sand to shift, which can create hidden holes or drops that can be dangerous. Additionally, sand dunes often have steep inclines that can be difficult to navigate, particularly for children or people with mobility issues. By staying off the sand dunes, visitors can help to maintain a safe environment for themselves and others.
In conclusion, staying off sand dunes is essential for preserving the natural habitat, preventing erosion, and maintaining safety at the beach. Visitors should use designated paths and walkways to access the beachfront, and avoid causing damage to the ecosystem. By respecting the environment and staying off the sand dunes, we can help to protect these valuable habitats for future generations.
Which of the following condensed general formulas represents alcohols?
A)ROR
B)RCOR
C)RCHO
D)ROH
E)RCOOH
Answer:
the answer is part d
Explanation:
(D) Roh
which of the following enzymes involved in dna replication are found at the replication fork in all three types of cells (bacterial, archaeal, and eukaryotic)? choose all that apply.
Answer:
Clamp loader, Primase ,Helicase ,Sliding clamp,Polymerases
Explanation:
The enzymes involved in DNA replication that are found at the replication fork in all three types of cells (bacterial, archaeal, and eukaryotic) are DNA helicase , DNA polymerase, DNA primase ,DNA ligase.
The enzymes that apply to all three types of cells are: b. Primase, c. Polymerases ,d. Helicase ,e. Sliding clamp.
DNA helicase - unwinds the double helix by breaking the hydrogen bonds between complementary base pairs.
DNA polymerase - synthesizes a new DNA strand by adding nucleotides in a 5′ to 3′ direction using the parental strand as a template.
DNA primase - synthesizes a short RNA primer that provides a 3′ end for DNA polymerase to add nucleotides onto.
DNA ligase - joins the Okazaki fragments (discontinuous segments of DNA) together into a continuous strand.
These enzymes play crucial roles in the DNA replication process, ensuring accurate replication of genetic information in bacterial, archaeal, and eukaryotic cells.
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Which of the following enzymes involved in dna replication are found at the replication fork in all three types of cells (bacterial, archaeal, and eukaryotic)? choose all that apply.
a. Clamp loader
b. Primase
c. Polymerases
d. Helicase
e. Sliding clamp
A student wants to investigate osmosis. A carrot was placed in a dilute solution.
a) What will happen to its mass?
b) The carrot was placed in 0.4 mol/dm 3 solution. Its mass did not change.
c) What does this tell us about the concentration of the carrot?
d) The carrot was placed in a concentrated solution. What will happen to its mass?
a) When a carrot is submerged in a diluted solution, water will osmosis into the carrot cells. As a result, the cells will become turgid and the carrot's mass will rise.
b) The carrot's inability to alter in mass when submerged in a 0.4 mol/dm3 solution shows that the solute concentration—which includes salts and sugars—within the carrot cells is also 0.4 mol/dm3. There is no net movement of water into or out of the cells at this concentration.
c) This indicates that the carrot and the 0.4 mol/dm3 solution have come to an equilibrium. At this concentration, the passage of water into and out of the cells is balanced, and there is no net gain or loss of water.
d) If the carrot is submerged in a concentrated solution, water will osmotically escape from the cells, plasmolyzing them. The mass of the carrot will shrink as a result.
OsmosisOsmosis is the transfer of water molecules from a region with a high concentration of water to a region with a low concentration of water through a membrane that is selectively permeable. Since a diluted solution contains more water molecules than carrot cells do, water will osmotically flow from the fluid into the cells. The carrot cells become turgid, which is another word for inflated and hard, as a result of this water inflow. The carrot's mass so grows as a result.The carrot's inertness in a 0.4 mol/dm3 solution shows that the solute concentration inside the cells of the carrot is also 0.4 mol/dm3. At this concentration, there is no net gain or loss of water since the flow of water into and out of the cells is balanced. This is due to the fact that the solute concentration in the carrot cells and the solution are the same. Isotonic describes this condition.learn more about osmosis here
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12. Integral proteins are located
Answer:
Integral membrane proteins are permanently embedded within the plasma membrane. They have a range of important functions. Such functions include channeling or transporting molecules across the membrane. Other integral proteins act as cell receptors
Explanation: HOPE U GET AN A HAVE A GREAT DAY!!!
Plant root tips have a layer of cells that function together to grow rapidly to allow the plant to increase the plant's ability to reach water and stabilize in the ground. Based on this information, what level of organization describes the plant root tips?
Tissue
organ
organ system
organism
Answer:
tissue
Explanation:
Layer of cells is referred to as tissue. Therefore, tissue describes the level of organization in the plant root tips.
What is the function of root tip in plants?One of the types of tissue that can be found at the very end of a plant root is called the root cap. It is also known by the name calyptra.
The rapidly dividing cells known as the meristematic region or meristem are safeguarded by the root cap, which is located at the very tip (zone of cell division). The cells that lie underneath the meristem grow longer and push the root cap and meristem deeper into the ground, allowing the root to discover and mine fresh soil (zone of elongation).
Therefore, root caps have tissue level organisation.
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Identify the differences between animal and plant cells.
Answer:
animal cells: They do not have a cell wall, and have multiple vacuoles.
pplant cells: They have a cell wall, chloroplast, and can perform photosynthesis, and also contains a single large vacuole which is used for storage.
Explanation:
How are lichens similar to the pioneer species that colonize abandoned farm areas? how are they different?
Lichens and pioneer species are similar in their ability to colonize harsh environments and contribute to soil formation, but differ in their symbiotic relationship versus individual survival.
Lichens are similar to the pioneer species that colonize abandoned farm areas because they are both primary producers that can survive in harsh environments with little resources.
Both lichens and pioneer species are able to colonize areas where there is little to no soil and can contribute to the formation of soil through their decomposition.
However, lichens are different from pioneer species in that they are a symbiotic relationship between a fungus and an algae or cyanobacteria. The fungus provides the structure and protection for the algae or cyanobacteria, while the algae or cyanobacteria provide the nutrients through photosynthesis.
Pioneer species, on the other hand, are typically individual plant species that can survive in harsh environments on their own.
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Find the function rule for the input-output table.
Test the function rule by plugging in some values for the input and checking if the output matches the value in the input-output table. If the output values match, then the function rule is correct.
To find the function rule for an input-output table, first, look for any patterns or relationships between the input values and the output values. One way to do this is to calculate the difference between each set of consecutive output values and compare them to the difference between the corresponding input values. If the differences are constant, then the function is likely linear.
Next, use the pattern or relationship found to write an equation for the function rule. The equation should include the independent variable (the input) and the dependent variable (the output), and any necessary constants or coefficients.
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Which of the following can decrease the amount of carbon dioxide in the atmosphere?
Answer:
not sure
Explanation:
Trees, such as those in the deciduous forest, are very important to the environment. If the number of trees on earth continues to decrease significantly, what might be the result? (Site 1)
Answer:
more carbon dioxide would build up without the tress to recycle it and many animals would lose their habitats
Answer:
Animals will begin to migrate towards residential areas if the number of trees on the planet continues to decline, as their natural habitat would be destroyed. There are numerous plant species that can be used as a source of medicine for disease prevention and treatment. Trees provide a significant amount of oxygen to the environment. Some deciduous forest trees grow near rivers, preventing soil erosion by attaching dirt to the plant's roots. Cottonwood, mountain ash, and fruit trees are commercially important trees. If there is a considerable reduction in the quantity of trees, all of the above benefits of trees will be lost.
Explanation: