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docker41 [41]
4 years ago
15

The common ancestors of birds and mammals were very early (stem) amniotes, which almost certainly possessed three-chambered hear

ts (two atria, one ventricle). Birds and mammals, however, are alike in having four-chambered hearts (two atria, two ventricles). The four-chambered hearts of birds and mammals are best described as ________.
Social Studies
1 answer:
sashaice [31]4 years ago
8 0

Answer:

homoplasies

Explanation:

According to my research on studies conducted by various biologists, I can say that based on the information provided within the question the four-chambered hearts of birds and mammals are best described as homoplasies. In the context of biology, homoplasy is a trait or character that is found in a set of species but not present in their common ancestor.

I hope this answered your question. If you have any more questions feel free to ask away at Brainly.

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True or false? the theory that vitamin c prevents or cures colds is well supported by research.
svetoff [14.1K]

True  the theory that vitamin c prevents or cures colds is well supported by research.

<h3>What is vitamin c?</h3>

Water-soluble vitamin C, commonly referred to as ascorbic acid and ascorbate, is present in citrus and other fruits and vegetables as well as being available as a dietary supplement. Scurvy is treated and prevented with it. Vitamin C is a necessary nutrient that aids in collagen development, tissue healing, and the enzymatic synthesis of certain neurotransmitters. is necessary for the operation of numerous enzymes and is crucial for the immune system.

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There is some proof that consistent supplement use may lower

To learn more about vitamin c from the given link:

brainly.com/question/24160711

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4 0
1 year ago
What is the difference between a place’s absolute location and its
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Answer:

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I hope this is fine for you

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D) samples.

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Why or how did the England passed the Tea Act?
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