It would be the sinoatrial node and atrioventricular node.
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Answer:
Duplication of hox genes is important in the radiation of animals because they are regulating genes of symmetry and the body plan of the animals' bodies. Some change or mutation in these genes during duplication can cause mutations and with these evolution of the species as it controls the different segments of these animals as they develop, launching the genetic programs that form various body structures, such as limbs and organs. .
Answer:
The answer is B producing oxygen
Explanation:
Answer:
The burn of chili peppers, the cooling sensation from mint, pain associated with touching an extremely cold surface, pain associated with touching an extremely hot surface