Dosage compensation offsets the problems associated with differences in the number of _______ chromosomes in many species
A. cytoplasmic
B. autosome
C. sex
D. extranuclear
E. mitochondrial
C
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Cytosine deamination is a common mutation that results in a cytosine being converted to a uracil. See Figure (a) below. What is the repair mechanism used to restore the correct base?
A. nucleotide excision repair B. mismatch repair C. base excision repair
Which of the following is true of the mutation
that causes cystic fibrosis?
a. it is an insertion mutation b. the protein produced is normal c. the protein produced is prevented from reaching the cell surface d. the protein produced instead of being transported into the nucleus is transported into the Golgi body e. more than one of these is true
The accompanying figure shows a portion of the cell membrane. Which one of the following processes does it depict?
A) diffusion B) endocytosis C) facilitated diffusion D) gated channels E) exocytosis
Which is a component of complex I?
A) FAD B) FMN C) Q D) TPP