This diagram shows cellular activity across a cell membrane. Which two processes does this diagram most directly model?

People who exercise for an hour may have lower cholesterol levels. is that a statement? a law? or a hypothesis?

Y’all i need answers plss people are saying me and my brother look alike although we’re two different ages. one year apart i’m a girl, btw i’m thinking we could be fraternal twins idk my parents and my friends think we look alike

Imagine ? person stepping on a pin and pulling his or her foot way look at the réfléchir arc of the scenarios below