Awide range of phenotypic variations exist for the trait of human height and the trait of human skin color. which of the factors listed above account for the variation shown in the phenotypes of these traits? i. multiple alleles ii. environmental effects iii. codominance iv. polygenic inheritance

The location of the stomach is the diaprham

How does a gymnosperm prevent itself from pollinating the same tree

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent