The level occupied by the wolf at the top of this energy pyramid is a _ _.

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above

Which is an important function of normal flora? a. aid with bone marrow production. b. crowd out pathogenic bacteria. c. destroy digestive track pathogens. d. manufacture iron in the bloodstream.

If a checkpoint detects damaged dna, the checkpoint may