What type of communication occurs when a monkey gives a special, loud cry if it sees a bird of prey that might threaten the troop?

What male reproductive structure matures and stores the sperm? a. testes b. epididymis c. seminal vesicle d. urethra

What two important factors determine the nature of an ecosystem?

At the moment a liquid is turning into a gas, the temperature goes up goes down remains constant goes up and down very fast

What was the first dino discovered

A client has just returned from x-ray after reporting pain in her joints. the x-rays indicate damage of the joint spaces. this is indicative of which disease process?

If there is a possibility of four different genotypes in the offspring that result from a dominant-recessive inheritance, and if the couple has four children, would they definitely have children with one expressing each genotype?

The ovaries are located in the ___ cavity.

Transport of materials into a cell against a concentration gradient, from low to high, requires A) water. B) energy. Eliminate C) osmosis. D) a passageway.

As ocean water in a tide pool warms and evaporates, the remaining water becomes a. cooler. b. saltier. c. calmer. d. darker.

Drake is comparing time people spend playing games on Xbox versus Playstation. In his study, individuals ages 10 - 15 are given Xbox's and individuals ages 16 - 25 are given Playstations.