Fill in the blanks with the correct word. During diffusion, molecules move from areas of concentration to areas of concentration. Diffusion does not require to move molecules.

When a bacteria cannot fight against antibiotics it is considered to be a homeostasis

Which factor is a population-limiting, density-dependent factor? select one: a. the rapid spread of tuberculosis in heavily populated areas b. a drought that limits food availability c. a heavy flood that destroys a large area around a river d.

How is Mars similar to Earth?

The passage of salts into and out of cells is most closely associated with the life process of A) transport B) respiration C) reproduction D) digestion

It is best to wait until the end of the experiment to record your observations, true or false?

What indicates a positive test for the presence of salt?

Explain how deep water currents affect the number of organisms found in the area by circulating nutrients.

If an element has a mass number of 244 and an atomic number of 94, how many neutrons does the element have? A. 94 B. 244 C. 155 D. 150

The concentration of atmospheric carbon dioxide is currently decreasing due to human activities. t or f?

What do the data suggest about the effects of cane toads on the predatory behavior of black snakes in areas where the toads have been present for 40-60 years? a.