Alcohol is considered a gateway drug because: a. when people drink, their judgment diminishes, and their ability to make good choices is impaired. b. under the influence of alcohol, people get more daring and more willing to try things they would never try if they didn't drink. c. both a and b

Ry was studying two populations of the same species of lizards. one population lived on an island and the other lived on the mainland. both populations were affected by a hurricane that hit the island and the mainland with equal force. a year later, henry was testing the gene frequency and saw a decrease in genetic variation in the island species, but not in the mainland species. which best describes a conclusion he might have reached? gene flow greatly affects small populations, but large populations can recover. genetic drift greatly affects small populations, but large populations can recover. gene flow greatly affects large populations, but small populations can recover. genetic drift greatly affects large populations, but small populations can recover.

What are the formed elements (cell or parts of cell) in blood and what are their functions ?

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic