How are organisms groups together on a cladegram

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.

Consider this plant cell which organelle is labeled g

What is the difference between an igneous, sedimentary and metamorphic rock