Page 6 of 6 - NUMBER the following structures in the order in which blood passes through them - Start with the valve through which blood exits from the right atrium. (0.5 points each) a. Aorta
b. Aortic semilunar valve
C. Left ventricle
d. Lungs
e. Mitral valve
f. Pulmonary semilunar valve
g. Pulmonary artery
h. Right ventricle
i. Superior / inferior vena cava
j. Tissues of the body
k. Tricuspid valve
l. Pulmonary veins
m. Left atrium
numbers in order 1-13

Which of the following statements is true about the relationship between genetic variation and natural selection? a. genetic variation must be present in a population before natural selection can act on it. b. genetic variation arises in a population as a result of natural selection. c. natural selection can act on a population whether there is genetic variation within the population or not. d. after natural selection acts on a population, the amount of genetic variation in the population always increases.

What happens when two nitrogen atoms share electrons

Which of the following is one way in which organisms such as clown fish and sea turtles are able to overcome the many dangers that their offspring encounter and ensure that their species population numbers stay relatively steady