Which of the following components of a virus is not encoded by its own genome?
A. bacteriophage anchoring structures
B. tail fibers
C. spike glycoproteins of viral envelope
D. lipid bilayer of viral envelope
E. capsid
Answer: D
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The ____ is a bone of the lower leg in humans
a. femur b. tibia c. radius d. ulna e. humerus
Degradation of cytoplasmic organelles occurs by fusion of lysosomes with structures called
a. primary lysosomes. b. phagolysosomes. c. autophagosomes. d. mitochondria.
During meiosis, maternal, and paternal chromosomes can exchange genetic material at sites called
A) chromatids. B) chiasmata. C) centromeres. D) centrioles.
You are on the committee to update the design of the hospital NICU (neonatal intensive care unit), which currently has incubators for the babies but not much else. Based on what you have learned about Harlow's experiments with rhesus monkeys, what would you suggest adding to the NICU to improve the babies' health and well-being?
A. comfortable chairs for parents to hold their babies B. pheromones C. white-noise devices to mask the sound of beeping machines D. softer lighting