Descending order arranges labels alphabetically from a to z.

a. True

b. False

This diagram shows the homologous structures in humans, horses, dolphins and bats. What do these homologous structures suggest about the ancestry of these four organisms? a. The four organisms are the same species. b.

Chloroplasts are unable to survive without the energy they receive from cell respiration. What conclusion can be drawn from this fact? It is not possible that chloroplasts ever existed as free-living bacterial cell and endosymbiotic theory is flawed.

How does blood enter and exit the heart?

In which direction does wind tend to move? A. From areas of low pressure to areas of high pressure B. From areas over land to areas over the sea C. From areas of high pressure to areas of low pressure D.

Species accumulation curves are used to estimate regional, or gamma, diversity.

Rick is a nurse. Which field of science is nursing most closely related to

During evolution, the idea proposed by Darwin that some characteristics make organisms more or less likely to survive is called

Which of the following pairs reflects a relationship to addiction? a. medulla oblongata-craving b. cerebellum-reward c. hippocampus-craving d. nucleus accumbens-reward

The difference between generative writing and drafting is: a. generative writing brings up ideas, drafting develops one idea. b. generative writing develops one idea, drafting revises the idea. c. generative writing is more specific than drafting. d.

How big is a blood cell? house does its size compare to dust mites and then to the e. coli bacteria