The nervous system has two main parts: The central nervous system is made up of the brain and spinal cord.
Gene flow is the phenomenon of transfer of gene from one species/population to others. According to Natural Selection, more suitable (which fits best with the environment) gene/allele make the characteristic of that individual. So, it increases the ability to survive and reproduction
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They will slowly die off and go into extinction like mammoths. Hope this helps! ;D
Answer:
C.
Explanation:
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