Which of the following is an advantage of a condom as a method of birth control? it prevent the spread of stis. it is 100 percent effective if used correctly. it protect men from infertility.

Ihave a really high metabolism and only weigh 70 pounds (13 almost 14). people always ask me two questions: do you ever eat and how do you eat so much and stay so skinny. i am worried that a high metabolism wont me forever. what are some safe steps i can take to maintain being fit. (also, i already work out i am a dancer so i get cardio a lot)

John is jogging on a winter day. the outdoor temperature is 31° f. yet his body temperature is 98°f. which term best describes the process causing this difference in temperature?

What advantage is the cell wall in relationship to osmotic pressure