What is the percent concentration of oil in the first, second, and third trophic levels in our food chain?

How does an animal become aware of a stimulus?

Which of the following statements about prey choice is not correct? a. Predators may concentrate their attacks on old prey because these have lower stamina. b. Predators may concentrate their attacks on young prey because these have lower stamina. c.

Polycythemia is a disease which causes an excessive number of red blood cells to be produced. The disease is the result of a faulty gene. How would the flow of blood be affected by this condition? •Blood flow rate will increase.

Invasive species outcompete native species because they lack predators and have high reproductive rates. True or False?

A female cat has the genotype dd. What is the genotype of her eggs

How have humans caused damage and change to each of the earths spheres

Which statement describes an innate behavioral adaptation of an animal? Question options: wolves hunting for food one fish responding aggressively to another with a red belly dogs responding to "roll over" a pet parrot talking

The cellular process that eventually leads to increased genetic diversity is

Sound travels faster through what state of matter? liquid solid gas

A landscape region that has broad, u shaped valleys with polished and grooved bedrock was most likely formed by