Match the following terms or definitions x
1. jill is using a drug that she injects and that immediately enters her brain. the drug that she is abusing is x
2. courtney is smoking a substance that acts as a hallucinogen, stimulant, and depressant. the drug she is abusing is x
3. ashton is using a drug that skews his perception of time, reality, and the environment around him. the drug that he is abusing is x
4. tyler breathes in the fumes from paint thinner. the drug he is abusing is x
5. rachel has ingested an odorless, tasteless drug, the effects of which last for a few hours. the drug that she has ingested is x
6. kurt is using a drug that brings an immediate high, but leaves him feeling tired and depressed. the drug that he is using is
a. inhalants
b. marijuana
c. lsd
d. heroin
e. cocaine
f. ghb

Read the following scenario to answer the following question. over the past 60 years, many amphibian species have experienced significant population declines, and some species have become extinct. scientists suspected that local human activities such as the destruction of wetlands, regional pollution, and deforestation were the main reasons for these losses. however, research over the past 20 years reveals significant amphibian population declines in protected areas of the world, such as nature preserves and parks. these global declines suggest widespread problems including increased ultraviolet radiation, acid rain, and disease. in switzerland, for example, 14 of the 20 native amphibian species are threatened with extinction. when most populations of a wide-ranging amphibian species are lost and the few remaining populations are widely separated, we expect to see that a. the founder effect becomes increasingly important b. microevolution no longer occurs c. gene flow between populations is reduced d. artificial selection becomes a greater factor in microevolution

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food

The third stage of cellular respiration is (2 points)