Allele frequenies for a particular trait are shown over five generations for a population of sexually reproudcing organisms. According to the frequency change ove the generations, which hypothesis can be supported?

What are four key elements of the study of economics?

Select the correct answer from each drop-down menu. during the day, plants produce by splitting water molecules in the light-dependent reactions of photosynthesis. at the same time, plants use cellular respiration to produce some of the needed by the light-independent reactions to make sugars. during the night, plants produce because takes place.

An animal cell (left) and a plant cell (right) are shown.which organelle, labeled x in the diagram, is found in both plant and animal cells?