Euglena will most likely act as consumers when placed in an environment that has

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.

What did hunter gathers do to alter the environment?

The negative impacts of nonnative species generally outweigh the positive impacts