#Question id: 4306
#Unit 3. Fundamental Processes
Which of the following molecules helps to "turn off" genes in a cell?
#Question id: 4307
#Unit 3. Fundamental Processes
When taken up by a cell, which of the following molecules binds to a repressor so that the repressor no longer binds to the operator?
#Question id: 4308
#Unit 3. Fundamental Processes
Most repressor proteins are allosteric. Which of the following molecules binds with the repressor to alter its conformation and therefore affect its function?
#Question id: 4309
#Unit 3. Fundamental Processes
Imagine that you've isolated a yeast mutant that contains histones resistant to acetylation. What phenotype would you predict for this mutant?
#Question id: 4310
#Unit 3. Fundamental Processes
Which of the following processes destroys RNA molecules in a cell if they have a sequence complementary to an introduced double-stranded RNA?
#Question id: 4311
#Unit 3. Fundamental Processes
At the beginning of this century, there was a general announcement regarding the sequencing of the human genome and the genomes of many other multicellular eukaryotes. Many people were surprised that the number of protein-coding sequences was much smaller than they had expected. Which of the following types of DNA make up the rest of the human genome?