A cell that completed the cell cycle WITHOUT undergoing cytokinesis would be what?
A) have less genetic material than it started with
B) not have completed anaphase
C) have its chromosomes lined up in the middle of the cell
D) have two nuclei
Ans: D) have two nuclei
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All living things
1.use protein as their genetic material. 2.engage in metabolic activity. 3.require oxygen. 4.are made up of more than two cells.
Conservation biology includes
a. a survey of biological diversity. b. a look at the evolutionary origins of diversity. c. ecological considerations of diversity. d. an effort to maintain biodiversity. e. all of these.
When substrate-level phosphorylation occurs, it means that
A. ATP is converted into ADP plus a phosphate group. B. ADP is converted into ATP by the addition of a phosphate group. C. NADH is converted into NAD+ plus a proton. D. NAD+ is converted into NADH.
A promoter at the beginning of a genetic operon is a(n)
A. enzyme that facilitates the transcription of DNA B. site where DNA replication begins C. site on DNA where RNA polymerase binds D. site on RNA where translation starts E. gene that codes for RNA polymerase