Of the following arteries, the one that is an elastic artery is . a. the femoral artery. b. the left subclavian artery. c. the brachial artery. d. the external carotid artery. e. none of the above.

10. in which phase will crossing-over occur? a. mitosis b. metaphase ii c. prophase i d. meiosis ii

This connective tissue consists of large round densely packed cells with the nucleus pushed to one side.

Cells a and b are the same size and shape, but cell a is metabolically quiet and cell b is actively consuming oxygen. oxygen will diffuse more quickly into cell because . b the oxygen molecules inside cell b have a higher kinetic energy b. a its membrane transport proteins will not be saturated c. a the diffusion gradient there is shallowerd. b the diffusion gradient there is steeper