Which of the following does a cell NOT need to do before mitosis 1. increase its number of sub-cellular structures 2. Replicate its DNA 3. Grow 4. Move its sub-cellular structures to one side PLS ANSWER NOW IM IN EXAM PLSSS ILL GIVE 5 STARS AND A THANK YOU AND BRAINLIEST

Many farmers prefer cattle without horns because it is safer for their herds. the allele for no horns (n) is dominant to the allele for the presence of horns (n). a farmer mates a male with horns to a heterozygous female without horns. what is the chance that the offspring will have horns?

In what part of the body does the most muscle activity happen?

Lupe is a carrier for color blindness. her husband clifford is colorblind. if lupe and clifford have four children, what's the probability of a boy being colorblind?