Scientists find fish fossils in Rock Layers B and C of a canyon. The fossil found in Rock Layer B is similar to the fossil found in Rock Layer C. a The two fossils are different species, because they are in layers that are next to each other.
b The two fossils are the same species, because they are in layers that are next to each other.
c The species in Layer C may have evolved from the species in Layer B.
d The species in Layer B may have evolved from the species in Layer C.

The terrestrial planets are characterized by having a a.) silicate core b.) iron-rich silicate core c.) iron-rich metallic core d.) none of these

Explain how the political influence of african americans leaders became weaker.

Punnett squares are used to show possible combinations of alleles or to predict the probability of a trait occurring in offspring. an incomplete dominance cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. purple offspring result. then, two of the purple offspring are crossed. according to the punnett square for this cross, how many of the offspring from the second cross will have a feather color that results from incomplete dominance? 1 in 4 2 in 4 3 in 4 4 in 4