What enables a whale to move its fins in the ocean?

a. energy directly from the sun

b. energy from the ocean currents

c. energy directly from its food

d. energy from the rotation of earth

Guard cells control which event? the growth of plants capture of solar energy gas exchange in leaves water absorption in roots

This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous