The innermost portion of a virus' structure is made up of a. both DNA and RNA b. either DNA or RNA c. a membranous envelope d. spikes: protein capsid Living organisms on Earth share many common characteristics. Statements that are TRUE and which are FALSE about nearly all living things show biological organization and other common characteristics of life.
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The innermost portion of a virus' structure is made up of: Select one: a. both DNA and RNA: either DNA or RNA This statement is TRUE. The innermost portion of a virus contains either DNA or RNA, but not both. Show more…
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Which of the following is true regarding viruses? SELECT ALL THAT APPLY. Select one or more: a. Viruses can be classified by the presence/ absence of an envelope, the overall morphology, or the genome type. b. None of these answers are correct. c. Cells and the immune system have natural defenses against viruses, but many viruses have mechanisms to defeat them. d. Viral replication requires host cellular machinery as well as enzymes that the virus provided. e. Retroviruses, such as HIV, have a unique life cycle that involves converting RNA into DNA.
Imaan A.
1. Which of the following is NOT true of viruses? A. Acellular B. Diverse C. No plasma membrane D. Obligate intracellular parasites E. Reproduce by themselves 2. Viruses infect all forms of organisms. A. True B. False 3. Which of the following is a component that a virus must contain? A. Capsid B. Cell wall C. Internal organelles D. Outer envelope E. Spikes 4. Which of the following is NOT true of a capsid? A. Derived from the host cell B. Made of capsomeres C. Outer protein coating D. Shows helical, polyhedral, or complex symmetry E. All of the above are true
Sri K.
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