The nucleocapsid of a virus consists of the nucleic acid and the capsid
a. true
b. false
Ans: a. true
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Which of the following is described as a spore-forming, gram-positive Bacillus that is hemolytic, motile, Voges-Proskauer (VP)–positive, and citrate-positive and causes two types of food poisoning as a result of toxin release?
a. C. diphtheria b. B. anthracis c. B. cereus d. C. jeikeium
While analyzing forensic evidence gathered at a crime scene, a lab technician assigned to the case compares DNA collected at the scene to DNA from three suspects. The technician finds that all three suspects have genetic maps that are similar to the DNA collected at the scene, but they all have a number of unique markers that differ from the DNA evidence. What conclusion can be drawn from these facts?
a. The evidence from the crime scene has been contaminated and is no longer admissible in court. b. All three suspects belong to the same family as the person who left their DNA at the crime scene. c. All three suspects probably belong to the same species as the individual who left DNA at the scene. d. None of the suspects were at the crime scene, and they no longer need to be investigated in this case.
A coelom is found in ____
a. flatworms b. earthworms c. humans d. earthworms and flatworms e. humans and earthworms
Most kinases phosphorylate which amino acid resides?
a. tyrosine, leucine b. serine, threonine c. glutamine, leucine d. threonine, asparagine