A diverse pool of helps ensure that individuals in a species will pass a variety of traits to their offspring.
A. Genes
B. Populations
C. Fish

Give an example of a trait that is controlled by more than one gene.

Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass

Select the correct answer from each drop-down menu. the lac operon in e.coli regulates genes that code for enzymes required for breakdown of lactose. the lac operon is operon that is activated in the presence of .