A scientist discovers an unidentified organism that is composed of multiple cells and has a membrane-bound nucleus. Of the choices listed, the most likely classification would be ________
A) Bacteria B) Archaea
C) fungi D) Any of the above could be correct.
Answer: C
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To support the existence of life on Mars (or any other planet), why is it important to demonstrate the availability of liquid water?
What will be an ideal response?
The individual atoms of a water molecule are held together by
A) ionic bonds. B) hydrogen bonds. C) covalent bonds. D) weak bonds.
How is RNA interference (RNAi) used as a form of gene therapy?
A. Stem cells are removed from a patient, injected with large pieces of RNAi that carry the gene recipe for a particular enzyme, and returned to the body of the patient. B. Small pieces of RNAi are used to map the location of specific genes that need to be edited out of the genome. C. Small pieces of RNAi are used to silence the expression of specific alleles. D. Large pieces of RNAi are directly injected into the damaged cells of a patient in order to deliver functional gene recipes.
Match the pathway with the characteristic or example
A) C3 plants B) nucleic acid replication C) severe water restriction D) lysosome passage E) fungi F) salvage pathway G) C4 plants H) carbon assimilation 1) Calvin cycle 2) glycolate pathway 3) Hatch–Slack cycle 4) crassulacean acid metabolism (CAM)