In combination the brain and the spinal cord make up the

Imagine ? person stepping on a pin and pulling his or her foot way look at the réfléchir arc of the scenarios below

Living cells cannot use heat to provide the activation energy for biochemical reactions because which choice(s) complete the sentence correctly? a) answer choice ii. eliminate b) answer choices ii and iv. c) answer choice iii and iv. d) all answers can complete the sentence.

The direct energy source that drives atp synthesis during respiratory oxidative phosphorylation is