A rough coated guinea pig is crossed with a smooth coated guinea pig and 24 of theft 24 offspring are rough coated. What would be the expected phenotypic ratios from the following crosses: A. Inbreed 2 members of the Fl generation B. Back cross one of the Fl guinea pigs with the smooth parent C. Back cross one of the Fl guinea pigs with the rough parent

Dwarf galaxies are select one: a. relatively rare. b. not very bright c. mostly spiral shaped. d. none of these.

Mike has a problem with his testosterone. he is unable to produce enough. which will most likely be affected by his inability to produce testosterone? check all that apply.

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