Multiple Choice
In prophase I of meiosis in female Drosophila, studies have shown that there is phosphorylation of an amino acid in the tails of histones of gametes. A mutation in flies that interferes with this process results in sterility. Which of the following is the most likely hypothesis?
A) These oocytes have no histones.
B) Any mutation during oogenesis results in sterility.
C) All proteins in the cell must be phosphorylated.
D) Histone tail phosphorylation prohibits chromosome condensation.
E) Histone tails must be removed from the rest of the histones.
Correct Answer:

Verified
Correct Answer:
Verified
Q11: What would occur if the repressor of
Q12: Suppose an experimenter becomes proficient with a
Q13: A geneticist introduces a transgene into yeast
Q14: Since Watson and Crick described DNA in
Q15: The bicoid gene product is normally localized
Q17: Which of the following describes the function
Q18: A few decades ago, Knudsen and colleagues
Q19: A researcher has arrived at a method
Q20: A researcher found a method she could
Q21: The product of the bicoid gene in