In viewing an electron micrograph of a cell, ribosomes, pili and a single circular chromosome are observed. what other structure is likely to be present?

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.

Dna replication or repair occurs in a cell in all of thw following situations except when

How are mitosis and meiosis similar?