How many neurons are in the somatesthetic pathway from the skin to the postcentral gyrus?

If a baby girl guinea pig looks almost identical to its mother, does this then mean that it inherited more alleles from its mother? explain. (hint: think about the vocabulary words dominant and recessive.)

Which is an example of a vestigial structure? a. tail of a monkey b. fin of a fish c. flower of a plant d. tailbone of a human

Natural selection changes allele frequencies because some survive and reproduce more successfully than others.