Which statement is true for chordate nerve cord
a. it is dorsal and hollow.
b. it is ventral and hollow.
c. it is dorsal and solid.

What causes darkening of the skin as melanin production increases

Asap indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. alleles: a=agouti, c=chinchilla, a=albino, a is dominant over c and a, c is dominant over a agouti x chinchilla a) 1/2 chinchilla, 1/2 agouti b) 3/4 chinchilla, 1/4 agouti c) all agouti

Do you think the gene eef1 alpha1 supports cell theory? explain your response.