#Question id: 2661
#Unit 2. Cellular Organization
In the histidine operon, if the codons coding for histidine were removed, which of the following would you predict would happen?
#Question id: 2662
#Unit 2. Cellular Organization
In the tryptophan operon, tryptophan serves as ________________.
#Question id: 2663
#Unit 2. Cellular Organization
A ______________ is a collection of clones that, among themselves, contain all the DNA sequences of the organism.
#Question id: 2664
#Unit 2. Cellular Organization
Which of the following is an example of positive gene regulation?
#Question id: 2665
#Unit 2. Cellular Organization
A transposon ____________.
#Question id: 2666
#Unit 2. Cellular Organization
A cell does not want to waste energy synthesizing the amino acid arginine if arginine is present in its diet. Therefore, when arginine is present, it activates a repressor protein to prevent transcription of genes that code for enzyme to make arginine. This is an example of what type of regulation?