What do the numbers after the arrows represent?

What is the carbohydrate formed in photosynthesis? a ATP b carbon dioxide c glucose d lactose

Sexual reproduction is the reproductive process that 1) keeps species from changing. 2) produces identical offspring. 3) causes mutations. 4) creates genetic variety.

Water travels up the xylem due to A: transpiration B: water tension C: osmosis D: diffusion

The two amino acids animated above are ioined together by a and form a

What is referred to as climate study. 1=microbiology 2=cloudology 3=climatology

Rickettsia are obligate intracellular parasites that are transmitted by arthropods. In which of the following places would you most likely find the parasites living in the host organism during the course of infection? A.

How are viruses able to move between species?

The process by which a population becomes better suited to its environment is known as?

4. A tree dropping its leaves in the fall to conserve water and avoid freezing during winter is an example of?

Which is a single-celled fungus? A. mold B. mushroom C. alga D. yeast