The from farmland is often contaminated with pesticides, herbicides, fertilizers, and oils used in farm equipment.
O A. ammonia buildup
B. runoff
C. acid rain
O D. livestock
SUBMIT

The model illustrates a process by which a substance is taken up by a cell

Which action is a reflex action. a. asking for coffe in a cold climate b. blinking when light is flashed in the eyes c. drinking water when thirsty. d. swallowing food e. taking an exam

Which layer of the eye completely surrounds the eye except for a dark, round opening called the pupil? a. sclerab. corneac. retinad. choroidthe answer is a sclera