Which human-induced event would cause a decrease in the population of another species?
a. salmon are eaten by the bears who are hunted.
b. the polar bear population is affected by seal hunters.
c. fungi decompose a diseased rosebush.
d. vultures feed off the bodies of birds killed by an oil spill.

Select the correct answer. which statement applies only to the axial skeleton, not the appendicular skeleton? a. it contains a pivot joint. b. it has muscles attached that work in pairs. c. it contains red bone marrow. d. it possesses fossa for bone articulation. e. it protects the heart and lungs.