What do cellular respiration and fermentation have in common? They both harvest energy from sugars. They both end up with pyruvic acid. They both occur in the mitochondria. They both require oxygen to occur.

Everything that surrounds a particular organism

Imagine a person stepping on a pin and pulling his or her foot away. look at the reflex arc of this scenario below. which statement best describes the image? a)the sensory nerve carries the signal from the effector to the interneuron, and the motor neuron carries the signal to the receptor. b)the motor nerve carries the signal from the receptor to the interneuron, and the sensory neuron carries the signal to the effector. c)the sensory nerve carries the signal from the receptor to the interneuron, and the motor neuron carries the signal to the effector. d)the sensory nerve carries the signal from the receptor to the motor neuron, and the interneuron carries the signal to the effector.

What happens to the amount of waste in the pond as the ecosystem ages?