If the ductus deferens tubes are cut and tied (vasectomy), the semen will not contain select one:

a. fructose.

b. buffers.

c. mucus.

d. sperm.

e. all of these.

What is the loss of water by plants called? O A. Transpiration B. Evaporation O O C. Precipitation O D. Condensation

Which of the following is a renewable energy source? A. biofuel B. natural gas C. gasoline D. coal

What tissue forms the lining of the stomach and small intestine?

Which major level of classification contains the most closely related species?

What event occurred when the decay of strontium-90 in an igneous rock first started?

Blank turns into blank. Blank is realesed as ATP. The output includes blank as a product.

Animals that eat only primary producers are called what

Plant species A has a diploid number of 12. Plant species B has a diploid number of 16. A new species, C, arises as an allopolyploid from A and B. The diploid number for species C would probably be A) 12. B) 14. C) 16. D) 28. E) 56.

Which seedless plants have been used to treat burns? club mosses mosses ferns horsetails

Ecosystems have trouble adjusting to short term changes t f