Lactic acid fermentation occurs in a.) any environment where oxygen is present
b.) yeast cells
c.) the mitochondria of plant cells
d.) muscle cells

Providing immunity by injecting the body with a weakened form a pathogen is known as

Acar company is testing seatbelts using crash test dummies. the company finds that when cars come to a sudden stop, the crash test dummies' bodies continue to move forward. the seat belt keeps the crash test dummies from hitting the back of the seat in front of them. why do the crash test dummies' bodies continue to move forward even though the car stopped? a. the friction opposing their bodies' movement keeps them in motion. b. the inertia of their bodies keeps them in motion. c. the forward acceleration of the car keeps them in motion. d. the gravity pulling on the car keeps them in motion.

How does human environment effect the biosphere