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inysia [295]
3 years ago
7

Organic compounds always contain ____________________ atoms.

Biology
1 answer:
Naddik [55]3 years ago
3 0

Answer: carbon and hydrogen

Explanation:

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A) which side of the heart collects blood from the body and pumps it to the lungs?
Schach [20]

Answer and Explanation:

a) which side of the heart collects blood from the body and pumps it to the lungs?  The right side of the heart via the vena cava receives blood from the body organs into the right atrium. The resulting pressure forces the tricuspid valve to open and blood gets into the right ventricle.

b) which chamber receives blood from the lungs?

The left atrium through the pulmonary vein receives blood from the lungs.It then flows into the left ventricle through bicuspid valve.

c) which ventricle is more muscular, the left or the right? Explain.

The walls of the left ventricle is thicker than the wall of the right ventricle because the left ventricles pump blood under high pressure to the rest of the body and the left ventricle pumps blood a longer distance hence requires more force.

d) a valve is like a “one way street” in the heart that prevents blood from flowing backward. There is a valve between the atrium and ventricle on both the right and left sides of the heart. Why do you think valves are important in the circulatory system? The valves prevent back flow of blood into the ventricles when the ventricles relax.

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3 years ago
Do you agreed that cell is a building unit of organism yes explain why?class 9​
dezoksy [38]

Answer:

It can be, but not really

Explanation:

This is because cells can be the building block of an organism, e.g. humans, but they can also be their own separate organism, such as a bacteria.

4 0
3 years ago
What are two examples of nuclei acids?
cricket20 [7]

Answer:

dna

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4 0
4 years ago
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In an individual of genotype aa, where are the a and a alleles physically located?.
9966 [12]

Genotypes are the genetic composition of the organism. The alleles for the genotype are located at the genetic loci of the chromosome inherited from each parent.

<h3>What are alleles and genetic loci?</h3>

The alternate version of the genes that code for the hereditary trait and characteristic of the organism giving them the genotype and the phenotype is the alleles.

Genetic loci is the designated position found on the chromosome of the organism possessing the alleles coding for the genotype that can be purebred dominant and recessive, and heterozygous.

Therefore, alleles are physically present on the loci.

Learn more about loci here:

brainly.com/question/15835423

#SPJ4

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2 years ago
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The farmer’s daughter wants a white horse. All of the farmer’s current horses are brown. With what breed of horse should the far
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Answer: Two of the children of the brown bc they have a higher chance of having a white horse. Or they can just buy one

Explanation:

7 0
3 years ago
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