Are gender traits completely a result of societal expectations?

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics?

What type of organism is a one-celled organism that functions as a single unit? a. bi-celled b. single-celled c. pre-celled d. multi-celled

When you run, you begin to breathe heavier and faster. your heart beats more quickly, bringing more oxygen to your cells. which organ systems are working together here?