The Hardy-Weinberg equation is shown below.
p’+ 2pg + q* = 1
If g is the frequency of the recessive allele, what does g2 represent in the
equation?
A. The frequency of the heterozygous genotype
B. The frequency of the homozygous recessive genotype
O
C. The frequency of the gene in the population
O
D. The frequency of the homozygous dominant genotype

Based on the topographic map of mt. st. helens, what is the contour interval of the volcano about height is 2,950 m?

What sentence best supports the statement that hormones are involved in the regulation of homeostasis? a. the hormone erythropoeitin increases the production of red blood cells when oxygen levels are low. b. the hormone oxytocin promotes labor contractions of the uterus during childbirth. c. the hormone melatonin induces sleep and its production is slowed by exposure to light. d. the hormone cortisol suppresses the immune system and is produced when the body is under stress.

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes