Which best describes somatic mutations?
a. they are usually passed on to offspring.
b. they can cause different kinds of cancer.
c. they always result from point mutations.
d. they only occur in reproductive cells.?

Describe the layers of the suns atmosphere?

Select the word from the list that best fits the definition the temperature to which air must cool to be saturated

What is a difference between systemic and pulmonary circulation? a. systemic circulation carries oxygenated blood to the lungs and pulmonary circulation carries deoxygenated blood to the body. b. systemic circulation carries deoxygenated blood to the lungs and pulmonary circulation carries oxygenated blood to the body. c. systemic circulation carries deoxygenated blood to the body and pulmonary circulation carries oxygenated blood to the lungs. d. systemic circulation carries oxygenated blood to the body and pulmonary circulation carries deoxygenated blood to the lungs.