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artcher [175]
3 years ago
8

Christmas givaway your welcome

Biology
2 answers:
wolverine [178]3 years ago
7 0
Thx for the free points
vitfil [10]3 years ago
6 0

Answer:

can you do a valentines one

Explanation:

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5 differences between human respiration and amphibians
Alina [70]

Answer:

...

Explanation:

1. Amphibians can breathe through their skin while humans cannot.

2.Frogs and other amphibians respire by alternatively dilating and contracting the buccopharyngeal cavity, while humans cannot

3.Some Amphibians such as, the larval amphibians respire in water, while it isn't possible for humans to do such

4.Humans only have one form of respiration, while Amphibians have multiple.

5.The lungs of amphibians are simple saclike structures that internally lack the complex spongy appearance of the lungs of birds, mammals, and humans

5 0
2 years ago
N a dihybrid cross for round and yellow seeds (RrYy x RrYy), what is the probability of having green and wrinkled seeds?
tigry1 [53]
The question is asking to choose among the following question that states the probability of having green and wrinkled seeds and base on the given data, I would say that the ratio would be 1:16. hope this helped out!!!!
6 0
4 years ago
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Sally has been tested positive for an infectious disease and does not have any signs or symptoms. sally is known to be a​ ______
Zarrin [17]
Sally is a carrier. If a person carries the genes, but doesn't have symptoms, they are known as carriers, because they have one infective allele and one normal allele. If you're familiar with genetics, she would be a heterozygote, and the disease was a somatic autosomal disease, with one dominant, passive allele, and one recessive, infective allele.
3 0
3 years ago
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How does the movement of the electrical impulse relate to the contraction of the chambers of the heart?
seraphim [82]

Answer:

the electrical impulses get sent through the conduction pathways which cause ventricles to contract and this allows heart to pump blood.

Explanation:

The electrical impulse starts in a small bundle of specialized cells located in the right atrium, called the SA node. The electrical activity spreads through the walls of the atria and causes them to contract. This forces blood into the ventricles.

And it should be understood that, an electrical stimulus is generated by the sinus node (also called the sinoatrial node, or SA node). The electrical stimulus travels down through the conduction pathways and causes the heart's ventricles to contract and pump out blood.

4 0
3 years ago
A column of information that is gathered from an expierment is called?
Gekata [30.6K]
It is called data, it is the detailing of the results in a column or chart so that it can be compared with other “data“.
7 0
4 years ago
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