Answer:
A homologous pair of chromosomes.
This set of chromosome was inherited from the mom's and dad's gametes; each gamete donated one of the chromosomes.
A diploid set of chromosomes.
Explanation:
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Basically because they either have beating hearts, organs, skeletons, and more that plants and other things do not
Answer: b. effector organ.
Explanation: An effector organ is an organ that responds to the information from the CNS. The effector can release a hormone or it can move a body part in response to a stimulus.
