Which of the following is an autotroph?
a. mushroom
b. tree
c. deer
d. wolf

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

7. describe two strategies that parents can use to cope with stress. 8. describe the three types of childcare available to families. 9. what can parents do to be more involved in their children's education at home and at school? 10. which factors should a parent consider when choosing a childcare option?

Most animal cells membranes have proteins that pump ions out of the cell and potassium ions into the cell