Afruit fly has 4 individual chromosomes. how many chromosomes are in a somatic cell of a fruit fly? the egg of a fruit fly has 4 individual chromosomes. how many chromosomes are in a somatic cell of a fruit fly? 8 2 16 4

In natural selection, what is actually “selected? ” a) alleles are directly selected b) genotypes are directly selected c) phenotypes are directly selected d) entire populations are directly selected

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

Identify the composition of oceanic and continental crystal rocks. in a model of earth’s interior, where would these rocks appear?