Viruses attach to their hosts via ________.
A. carbohydrate attachments of the viral capsid
B. viral flagella
C. viral phospholipids
D. host phospholipids
E. host glycoproteins
Answer: E
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Which of the following is characteristic of fast-twitch (glycolytic) muscle fibers?
a. a capacity for sustained effort and numerous mitochondria b. a capacity for sustained effort and few mitochondria c. a high concentration of myoglobin and numerous mitochondria d. a capacity for bursts of intense activity and few mitochondria e. a capacity for bursts of intense activity and abundant myoglobin
What is immunity?
a. an organism’s capacity to resist infection only b. an organism’s capacity to both resist and combat infection c. a pathogen d. an organism’s capacity to combat infection only e. a set of genetic instructions
How does incomplete dominance affect the phenotype of a heterozygote?
A) It results in a blend of the dominant and recessive phenotypes. B) It results in the expression of only the recessive phenotype. C) The dominant phenotype is still expressed, but only in patches. D) The trait is not observed in the individual.
What is an inborn error of metabolism? Give an example
What will be an ideal response?