In a Bacteriophage Undergoing a Lytic Phase, the Early Gene

Q70: The Barr body indicates<br>A) X chromosome inactivation.<br>B)

Q71: A mutagenesis screen uncovers two discrete mutations,

Q72: The number of Barr bodies in a

Q73: Sigma factors bind to<br>A) proteins.<br>B) DNA.<br>C) RNA.<br>D)

Q74: A small RNA product that would be

Q76: With a small number of genes, a

Q77: HIV, which causes AIDS, is a(n)<br>A) bacteriophage.<br>B)

Q78: Proteins that are produced all the time

Q79: Which statement about histone modifications is false?<br>A)

Q80: The TATA box in eukaryotes is most