Which of the following is not an example of a service provided by beneficial bacteria

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.

Rotenone is an insecticide that is toxic

Explain why scientists use the word dominant for certain traits.