Do lipids store energy, make up cell membranes, and do not dissolve in water?

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.

Where substance is produced during cellular respiration

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these