What is immigration?

A. When animals are bom in an ecosystem

B. When animals die in an ecosystem

C. When animals move into an ecosystem

D. When animals leave an ecosystem

After you chew your food, what is the saliva-covered mass that remains?

Which of the following best describes the relationship between the bacteria in the nodules of the bean plant and the plant itself? a. Neutral: neither the bacteria nor the bean plant benefits or is harmed b.

When the community climax in an ecosystem has only a single type of climax, the development of the climax community is controlled by ___ of that region. a) the climate b) the life forms c) the soil texture d) the pioneer community

Which of the following is an example of positive feedback? A) a person begins to sweat under the hot sun and moves into the shade B) a light rail system opens in a city and leads to decreased air pollution C) a fire starts in a forest, then spreads

If you come across an unusual single-celled organism, what parts of the cell would you study in order to classify it into one of the three domains?

What is a scientific species designation

During cellular respiration, energy is converted from one part of the plant to another. the mitochondria to the nucleus. glucose to packets of stored energy in the organism. light to chemical energy. c @kendallcrider,

Which abiotic factors are associated with a temperate forest? A) Warm temperatures and rain year-round B) Moderate temperatures and little rain C) Cold temperatures and low total precipitation D) Moderate temperatures and moderate precipitation

Capsular hydrostatic pressure is the chief force pushing water and solutes out of the blood and across the filtration membrane. (True/False)

What does it mean when a biologist uses the term crossing-over? why is crossing over a good thing?