The fact that DNA sequences are more similar in more closely related organisms is evidence of what?

a. Optimal design in organisms

b. Adaptation

c. Mutation

d. Descent with modification

Which of the following muscles is most likely underactive if the feet evert during the Overhead Squat assessment? a) Lower Trapizius b) Gracils c) Hip flexor complex d) Gluteus maximus

The portion of the nephron that empties into the collecting duct is the

What organism has a nerve net that allows it to respond to a stimulus in a coordinated way? A) Clam B) Hydra C) Shark D) Earthworm

How does myelination affect the propagation of an action potential? a. It speeds propagation by increasing the density of voltage-gated ion channels. b. It speeds propagation by increasing electrochemical gradients favoring Na + entry c.

Which statements describe the characteristics of an individual protein? Select two options. It is specific to one biochemical reaction. It increases the activation energy needed for a reaction. It can catalyze many different reactions.

A client is in the later stages of inflammation. the client's mast cells release leukotrienes that perform which function?

What is a carbon footprint? A. A measure of how much carbon dioxide someone releases into the air B. A measure of how much carbon is fixed by bacteria C. A measure of how much carbon a person absorbs in their life D.

Why doesn't the stomach digest itself? a. the stomach wall is not composed of protein, so it is not affected by proteolytic enzymes. b. the digestive enzymes of the stomach are not strong enough to digest the stomach wall. c.

States that genetic information flows in one direction

Suggest ONE reason why some plants have no dispersing seeds