Molecules that contain carbon and make up livin things
Answers
HOPE IT HELPS YOU,,,,
Related Questions
An organism that uses energy to produce its own food supply from inorganic compounds is called a(n): *
detritivore
autotroph
consumer
heterotroph
Answers
Answer:autotroph
Explanation:
An organism that uses energy to produce its own food supply from inorganic compounds is called an autotroph.
Autotrophs use sunlight or inorganic chemical processes to synthesise organic compounds like carbohydrates. Primary producers supply energy-rich organic matter to other creatures, forming food chains and ecosystems.
Autotrophs transform non-living materials into energy and nutrition, which supports heterotrophs' development and survival. Therefore, an organism that uses energy to produce its own food supply from inorganic compounds is called an autotroph.
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Which part of the dna molecule codes for information that is translated into proteins?
Answers
Answer:
Gene
Explanation:
Please find the attachment for detail
What is created using the sugars that are
produced during photosynthesis
A. seeds
B. starches
C. fiber
Helppp pls
Answers
Answer:
B, starches
Explanation:
I’m not positive, but I think I remember this from 6th grade :)
Answer:starch
Explanation combines the glucose molecules a larger molecule , which is starch
Which of the following changes would lead to an increase in surface-area-to-volume ratios?
Which of the following changes would lead to an increase in surface-area-to-volume ratios?
A.) decreasing the projections of the choanocytes of sponges on the outer surface of the body
B.) increasing the number of layers in the chloroplasts of plants
C.) thickening of the body of earthworms
D.) reducing the branching of the mesoderm tissues of sponges
Answers
(B). Increasing the number of layers in the chloroplasts of plant changes would lead to an increase in surface-area-to-volume ratios.
A surface-to-volume ratio compares an object's surface to its interior volume. The surface and volume are inversely related. The surface-to-volume ratio decreases with increasing object size and vice versa.
Surface area (S)
S= Length*Height*the number of sides
Volume (V) = Length*Width*heigh
Surface: Volume area = S/V
The sponge's surface would be reduced if its choanocyte projections on the outside of the body were reduced, which would result in an increase in the surface-to-volume ratio. The surface of the chloroplasts would expand and the surface-to-volume ratio would drop as the number of layers in the chloroplasts of plants increased.
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Rain forests __________.
A) are home to as many as half the world's total species and slow down global warming
B) exist primarily in wealthy states
C) are frequently protected from agricultural use
D) are located within the borders of states and are therefore domestic private goods rather than collective goods
Answers
Answer:
Rain forests (A) are home to as many as half the world's total species and slow down global warming.
A 6-year-old African boy who had recently immigrated to the United States from Liberia was taken to the emergency department because of a high fever. Physical examination showed bilateral syndactyly and contractures of the fingers. His temperature was 100 degrees F. A CBC was ordered.
Laboratory data: RBC 2.1 X 1012/L Hematocrit 18% Hemoglobin 6.0 g/dL WBC 1.31 x 109/L Platelets 45,000 Questions:
1. What do the laboratory results suggest?
2. Is the boy’s physical appearance suggestive of a hematological abnormality?
3. What is the cause of Fanconi’s anemia?
4. What innovative treatments are available to patients with Fanconi’s anemia?
Answers
The laboratory results suggest that the 6-year-old African boy has anemia and thrombocytopenia (low platelet count).
The combination of bilateral syndactyly (fusion of fingers) and contractures of the fingers, along with the laboratory results, suggests that the boy may be experiencing complications related to sickle cell disease (SCD). SCD is a genetic disorder characterized by abnormal hemoglobin, known as hemoglobin S, which causes red blood cells to become sickle-shaped and less flexible.
The anemia seen in the laboratory results is consistent with SCD due to the chronic destruction of the sickle-shaped red blood cells and their shortened lifespan. The low platelet count could be a result of the ongoing hemolysis (breakdown of red blood cells) and/or the trapping of platelets in small blood vessels due to vaso-occlusive events.
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Photosynthesis is a chemical reaction that occurs in the __________, an organelle found only in plant cells. The reactants of photosynthesis are __________, carbon dioxide, and water. The _________ of photosynthesis are glucose and oxygen
Answers
Answer:
The correct answer is - a) chloroplast 2) sunlight 3) products
Explanation:
Photosynthesis is the process that includes a set o chemical reaction that takes place inside the green plants and other photosynthetic organisms. These green plants or photosynthetic organisms have a special cell organelle known as chloroplast present in plant cells only that has a pigment called chlorophyll that is essential for photosynthesis.
Photosynthesis is a complex process but it can be understood as the reactants of this process that are sunlight, water, and carbon dioxide produces glucose and oxygen.
where are electron transport chains that are responsible for atp production located in plant cells?
Answers
HELP ME Which of the following is true about an
estuary?
It is all fresh water.
It is all salty water.
It has very few organisms.
It is affected by tides.
Answers
Answer:
all fresh
Explanation:
How many types of joints are there in the human body?
A.
4
B.
2
C.
12
D.
6
Answers
Answer:
D. six or 6
Explanation:
edg practice test 22
There are six types of joints in the human body. The correct option is D.
What are the different types of joints?Synarthrosis (immovable), Amphiarthrosis (slightly movable), and Diaarthrosis are the three types of joints that can be used functionally (freely movable).
Synarthroses are fibrous, amphiarthroses are cartilaginous, and diarthrosis is synovial, according to the two classification systems.
Joint with a ball and socket. The ball and socket joint, which allows movement in all directions, has one bone's rounded head resting in another bone's cup.
A flexible joint: A door would open and close along one plane and in one direction at the joint. Suspender joint: The saddle joint does not permit rotation, but it does provide backward and forward mobility.
Ball and socket, saddle, condyloid, pivot, and gliding are among the six varieties of freely movable joints.
Therefore, the correct option is D. 6.
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Which of the following describes the relationship between the amount of chlorophyll a in a water sample and the concentration of nitrogen in that sample? The concentrations of nitrogen and chlorophyll a are directly correlated.
Answers
The relationship between the amount of chlorophyll a in a water sample and the concentration of nitrogen in that sample is that the concentrations of nitrogen and chlorophyll a are directly correlated (Option B).
What is the relationship between nitrogen and chlorophyll?Nitrogen makes up part of the chlorophyll in plants. Chlorophyll is the green part of leaves and stems. Light energy is taken by the chlorophyll and used to make sugars for the plant.
Nitrogen (N) is one of the most important nutrients essential for the growth of crops, and is a major component of chlorophyll and protein which are closely associated with leaf color, crop growth status and yield.
Your question is incomplete but most probably your options were
A. As the concentration of chlorophyll increases, the concentration of nitrogen decreases
B. The concentrations of nitrogen and chlorophyll are directly correlated.
C. The concentrations of chlorophyll and nitrogen increase throughout the year
D.There is no relationship between the concentrations of chlorophyll aand nitrogen
Thus, the correct option is B.
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The bending of which body part involves the working together of parts of the skeletal, muscular, and nervous systems?
Answers
Answer:neck
Explanation:
The bending of the neck involves the cranial nerves ,muscles and also vertebral skeletal system
A cell has a cell wall and chloroplasts. What is the best description of the cell type?
Answers
Answer:
plant cell
Explanation:
it has a cell wall which animal cells don't have and it has chloroplasts to make chlorophyll
What differences would you expect to observe between an igneous intrusion into sedimentary rock and an igneous rock where sedimentary rock had formed on top of it?
(that is the question- there are no ABC answers. this isn't on eguenity)
Answers
I'm not sure, sorry.
I would recommend asking a trusted adult or teacher.
What type of rock is pictured here? large crystals coarse texture evidence of rapid cooling fine texture evidence of slow cooling small crystals
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Answer:
Large Crystals, course texture, and I think evidence of slow cooling
in a diploid species of plant, the genes for plant height and fruit shape are syntenic and separated by 18 m.u. allele d produces tall plants and is dominant to d for short plants, and allele r produces round fruit and is dominant to r for oval fruit. a. a plant with the genotype dr/dr produces gametes. identify gamete genotypes, label parental and recombinant gametes, and give the frequency of each gamete genotype. b. give the same information for a plant with the genotype dr/dr.
Answers
a. A plant with the genotype dr/dr produces two types of gametes: d-r and d-r. The parental gametes are d-r and d-r, while the recombinant gametes are d-r and d-r. The frequency of each gamete genotype is equal, since they are produced through independent assortment during meiosis. Therefore, the frequency of both parental and recombinant gametes is 50%.
b. A plant with the genotype Dr/Dr produces four types of gametes: D-r, d-R, D-R, and d-r. The parental gametes are D-R and d-r, while the recombinant gametes are D-r and d-R. The frequency of each gamete genotype can be calculated using the formula: frequency = (number of that genotype/total number of gametes) x 100%. Therefore, the frequency of D-R and d-r gametes (parental gametes) is 25% each, while the frequency of D-r and d-R gametes (recombinant gametes) is 12.5% each.
a. For a plant with the genotype Dr/Dr (homozygous for both dominant traits):
Since the alleles are syntenic, we can analyze their combinations during gamete formation. The possible gamete genotypes would be:
1. Parental Gametes (no recombination):
- Dr (tall and round) - frequency: 82%
2. Recombinant Gametes (recombination occurred):
- Dr (tall and oval) - frequency: 9%
- dR (short and round) - frequency: 9%
b. For a plant with the genotype dr/dr (homozygous for both recessive traits):
In this case, the plant can only produce one type of gamete since both alleles are recessive:
1. Parental Gamete (no recombination):
- dr (short and oval) - frequency: 100%
There will be no recombinant gametes in this case since the plant is homozygous for both recessive traits.
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the location of a blood source viewed in three mis as determined by projecting angleso part of individual bloodstains
Answers
Answer:
the direction of blood droplets can be determined from the shape of that it formed when they hit the flat surface. the tail of the elongated drop points to the travel Direction.this droplet was traveling from bottom left and upper right the victim may be somewhere in the lower left.
Explanation:
Which of the following in not a purpose of mitosis?
Answers
Organisms grow by mitosis. Damaged cells are replaced by cell division or mitosis. A single cell divides into two cells and are a replication of each other with identical number of chromosomes.
Reproductive cells or sex cells are formed by a cell division called meiosis.
Answer - Option 4 - to make sex cells
Which organism in Figure 2 feeds at only one trophic (feeding) level? WILL MARK BRAINLIEST!!!
1. Eagle
2. Frog
3. Snake
4. Thrush
Answers
Answer:
Eagle.......I think
Explanation:
cuz no other organism feed on the eagle here I guess
Which of the following prevention techniques prevents dehydration?
wearing hard hats
O wearing protective gloves
O wearing protective masks
O wearing loose, light clothing
Answers
Answer:
the last one
Explanation:
loose clothing doesn't overheat the body causing you not to sweat. sweating is a way the body loses hydration so wearing loose and light clothing prevents you from sweating
Answer:
wearing loose, light clothing
Explanation:
the others jus don make sense
how does this experimental setup test the influence of selection on leading to the increased frequency of certain phenotypes
Answers
Selection refers to the process whereby certain traits are favored over others in a given population, usually based on their adaptability to the environment. This process can lead to the increased frequency of certain phenotypes, thereby changing the overall genetic composition of the population.
An experimental setup can be designed to test the influence of selection on leading to the increased frequency of certain phenotypes.In this experimental setup, two populations of a particular species are taken, and they are subjected to different environmental conditions. One population is exposed to favorable conditions, while the other is exposed to unfavorable conditions. The populations are then allowed to breed for several generations, and the phenotypic traits of the offspring are recorded.The experimenters can then compare the frequency of certain phenotypic traits between the two populations to see whether or not selection has occurred.
If the frequency of certain traits has increased in the population exposed to favorable conditions, then this would suggest that selection has occurred and that these traits are adaptive in the given environment. If the frequency of certain traits has decreased in the population exposed to unfavorable conditions, then this would suggest that these traits are not adaptive in the given environment. Thus, the experimental setup tests the influence of selection on leading to the increased frequency of certain phenotypes.
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compare and contrast the transcriptional regulation of gal genes in yeast with that of the lac genes in bacteria.
Answers
Genes whose transcription is active only when these sugars are present and glucose has run out are responsible for producing the enzymes that catalyse the metabolism of lactose and galactose.
The lactose metabolite allolactose binds to the repressor protein to activate gene transcription from the bacterial lac operon. Transcriptional activation is accomplished by opening the lac operator and promoter area for RNA polymerase. Galactose more indirectly induces GAL gene transcription. The binding of Gal4 protein to UAS elements associated with each of the yeast GAL genes causes the transcription of those genes to be activated.
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HELP PLS ASAP
Which of the following is an example of an ecosystem?
Choose the correct answer.
a. an oyster
b. a school of fish
c. fish and sharks
d. the open ocean
Answers
Answer:
d
Explanation:
Answer:
D. The Open Ocean........
Rats colonize an archipelago in the Pacific Ocean where no rats previously existed. The rats can have white fur, grey fur, or black fur. Predict what type of selection is likely to occur when each of the following phenotypes have the greatest fitness. Place each phenotype in the category describing the type of selection that will occur.
Stabilizing selection: grey fur
Diversifying selection: dark fur on island and light on another island. Dark fur in forests and light in fields
Directional selection: dark and light fur
Answers
The type of selection which is likely to occur on the following phenotypes:
Stabilizing selection: grey fur
Diversifying selection: dark fur on island and light on another island. Dark fur in forests and light in fields
Directional selection: dark and light fur
When individual people with such character traits generate more surviving offspring than individual people with other characteristics, this is referred to as phenotypic selection. Although selection is widely regarded as the primary driver of evolutionary change, scientists have only lately started to quantify its effects in the wild.
Because phenotype influences differential reproduction and survivorship, selection acts on phenotypes. If the phenotype influencing reproduction or survival rates is genetically determined, selection can indirectly winnow out genotypes by winnowing out phenotypes.
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HELP ME PLEASE ASPPP DO 4 AND 5
Answers
Density is a physical property of matter.
The correct option is (b) Physical property
What makes density a physical characteristic?The relationship between mass and volume is expressed by the physical attribute of matter known as density. An object is said to be more dense if it contains more mass in a given volume. The order that materials take when they come into touch with one another depends on the densities of the materials. A substance's density is independent of its volume and is always the same. Additionally, no chemical reaction is required to determine the substance's density. The atomic mass of an element or compound has an impact on density as well. Density measurements are useful for identifying substances since various substances have varied densities. Density is therefore regarded as a physical characteristic.Learn more about the Density with the help of the given link:
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Which regions of the cns does the parasympathetic division of the ans arise from? check all that apply.
Answers
Answer:brainstem & sacral spinal cord
Explanation:
Brainstem & sacral spinal cord are the regions of the cns does the parasympathetic division of the ans arise from.
Where does sacral spinal cord located?The sacrum is a shield-shaped bony structure that is located at the base of the lumbar vertebrae and that is connected to the pelvis.
Moreover, the sacral region is home to the control center for pelvic organs such as the bladder, bowel, and sex organs. Sexual function is a concern, especially in men who experience sacral spinal nerve injuries.
Therefore, sacral nerve pain can be caused by a physical injury, especially if the sacral nerve roots are harmed. This injury can cause symptoms such as bladder or bowel problems, lower back pain, pain in the sides and back of the legs, and sensory issues affecting the groin and buttocks.
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carbon dioxide can build up waste and disrupt a cells homeostasis which statement best describes how a cell gets rid of excess carbon dioxied
Answers
Answer:
The primary mechanism by which a cell gets rid of excess carbon dioxide (CO2) is through a process called respiration or cellular respiration. In cellular respiration, cells break down glucose and other organic molecules in the presence of oxygen to produce energy in the form of ATP (adenosine triphosphate), along with carbon dioxide and water as byproducts.
Once carbon dioxide is generated during cellular respiration, it diffuses out of the cell and into the surrounding tissues and fluids. From there, it enters the bloodstream and is transported to the lungs. In the lungs, carbon dioxide is exchanged for oxygen through the process of gas exchange during breathing. Oxygen is taken up by the red blood cells, while carbon dioxide is released into the air as we exhale.
In summary, cells eliminate excess carbon dioxide by releasing it into the bloodstream, where it eventually reaches the lungs for exhalation.
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In your biology class, your final grade is based on several things: a lab score, score on two major tests, and your score on the final exam. There are 100 points available for each score. However, the lab score is worth 30% of your total grade, each major test is worth 22.5%, and the final exam is worth 25%. Compute the weighted average for the following scores: 92 on the lab, 85 on the first major test, 90 on the second major test, and 84 on the final exam. Round your answer to the nearest hundredth.
Answers
A weighted average is a statistical measure that considers the relative importance of each value to calculate the final average.
In this problem, the weighted average score for the four scores will be calculated as given below:Given:L = 92 (lab score)T1 = 85 (score on the first major test)T2 = 90 (score on the second major test)F = 84 (score on the final exam)Weightage of lab score = 30% = 0.3 Weightage of each major test score = 22.5% = 0.225Weightage of the final exam score = 25% = 0.25
Weighted score of lab = 92 × 0.3 = 27.6 Weighted score of first major test = 85 × 0.225 = 19.125 Weighted score of second major test = 90 × 0.225 = 20.25Weighted score of final exam = 84 × 0.25 = 2 Total weighted score = 27.6 + 19.125 + 20.25 + 21 = 87.975 (out of 100)Therefore, the weighted average score is 87.98 when rounded to the nearest hundredth.
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The concepts of EC50, Emax and Kd are fundamental to pharmacology. The correct statements of these concepts are:
a. EC50 is the concentration of drug that produces 50% of maximal effect.
b. Emax is the maximal response that can be produced by the drug.
c. Kd is the concentration of drug required to bind HALF of the receptors
d. The drug with the lower Kd is less potent.
Answers
The correct statements of these concepts are:
a. EC50 is the concentration of drug that produces 50% of maximal effect. - Correct
b. Emax is the maximal response that can be produced by the drug. - Correct
c. Kd is the concentration of drug required to bind HALF of the receptors. - Correct
d. The drug with the lower Kd is less potent. - Incorrect
The correct statements regarding the concepts of EC50, Emax, and Kd in pharmacology are as follows:
a. EC50 is the concentration of drug that produces 50% of maximal effect. This means that at a concentration of EC50, the drug produces half of its maximal effect.
b. Emax is the maximal response that can be produced by the drug. This means that at a certain concentration, the drug will produce its maximum effect, and increasing the concentration beyond that point will not increase the effect any further.
c. Kd is the concentration of drug required to bind HALF of the receptors. This means that at a concentration of Kd, half of the available receptors will be bound by the drug.
d. The drug with the lower Kd is more potent. This is because a lower Kd indicates that the drug binds to the receptor with greater affinity, and thus requires a lower concentration to produce an effect.
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describe a chemical reaction
Answers
Answer:
The chemical reactions is a process in which one or more substances, the reactants, are converted to one or more different substances, the products.
Explanation:
.
Answer:
A chemical reaction is a process in which the reactants are converted into one or more different substances. A chemical reaction occurs when certain bonds between the atoms are formed or broken. The substances that are formed at the end of the reaction are called products.
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