Jenny plays on a soccer team and kicked the soccer ball into the goal. what role did her muscles preform?

a. her muscle carried blood to her legs.

b. her muscles made the energy for her legs

c. her nicked stored minerals in her legs.

d. her muscles moved the bones in her legs.

Which statements correspond to cellular respiration? co2 diffuses passively into the cell. co2 diffuses passively out of the cell. co2 must be pumped out of the cell. o2 diffuses passively when produced inside the cell. o2 diffuses passively when converted to co2. o2 is pumped in and forces co2 out.

In which situations is the principle of cross-cutting relationship useful in determining relative age?

The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping