Which of the following are signs that a boy is going through puberty? a. growth of facial hair and longer finger nails b. voice gets deeper and growth of facial hair c. voice gets deeper and hair color changes d. shoulders broaden and skin darkens

Benito is doing research on the effects of florida's elevation on its climate. his notes include the following: 1. the average elevation of florida is 30 m above sea level. 2. the highest point in florida is britton hill, which is 105 m above sea level. 3. the change in temperature from 0 m to 1,000 m is 7 °c. what can benito conclude about the effects of florida's elevation on its climate? a.) florida typically experiences cold temperatures and temperature changes within a narrow range. b.) florida typically experiences cold temperatures and temperature changes within a broad range. c.) florida typically experiences warm temperatures and temperature changes within a narrow range. d.) florida typically experiences warm temperatures and temperature changes within a broad range.

All eukaryotic cells contain small bodies called

Interferons play a vital role in the immune system why are interferons so important?