In a hardy-weinberg population with two alleles, a and a, that are in equilibrium, the frequency of allele a is 0.2. what is the frequency of individuals with aa genotype?

What type of magma has the least tendency to from pyroclastic flows

Name at least 4 other scientists who influenced darwin's theory.

Which of the following is the only evolutionary force that can create brand-new genetic variation within a population? a. mitosis b. recombination c. mutation d. natural selection

What is the name of the substance that makes plants green?

What type of noise does a fox make? or what noise do deer make?

Which part of the lipid most likely the exterior portion of the cell membrane?

In which portion of the small intestine are large masses of lymphoid tissue, known as aggregated lymphoid nodules or Peyer's patches, most abundant?

Select all the statements that are true during the filling phase of the cardiac cycle. O Isovolumetric contraction O Ventricular Systole O Atria pressure is greater than ventricular pressure O Ventricular pressure is greater than aortic pressure O

Definition: this is one result of gamete formation through meiosis and fertilization during sexual reproduction that promotes biodiversity within a species.

Why would a tumor on the pituitary gland affect the thyroid gland and also tims levels of testosterone