Biology is a versatile element because it has valence electrons. a. 1 b. 2 c. 3 d. 4 e. 5

This is a type pf behavior that animals are born with and them to survive

As the pea seeds respire, the level of coloured liquid in the left hand part of the capillary tube rises. by referring to what is happening in the apparatus, explain why the level of liquid changes

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