A single base substitution is LEAST likely to be deleterious (dangerous) when the change results in _____.
29. Heredity
Factors Affecting Gene Expression
- Multiple Choice90views
- Multiple ChoiceHow does gene expression differ between muscle cells and nerve cells?169views
- Multiple ChoiceIn females, one of the X chromosomes is inactivated by __________.926views
- Multiple ChoiceWhich of the following is NOT one of the three basic levels of gene control?544views
- Multiple Choice
According to the central dogma, what is the intermediate molecule involved in the flow of information in a cell that should go in the blank? DNA → ________ → Proteins
110views - Multiple Choice
The full process by which genotype becomes expressed as phenotype is called:
139views - Multiple Choice
Which of the following statements is false?
170views - Multiple Choice
Which of the following processes occurs in eukaryotic gene expression?
123views - Multiple Choice
A particular triplet of bases in the template strand of DNA is 5′-AGT-3′. What would be the corresponding codon for the mRNA that is transcribed?
121views - Multiple Choice
A particular triplet of bases in the coding sequence of DNA is AAA. The anticodon on the tRNA that binds the mRNA codon is ________.
118views - Multiple Choice
What type of bonding is responsible for maintaining the shape of the tRNA molecule shown in the figure?
128views - Multiple Choice
The tRNA shown in the figure has its 3′ end projecting beyond its 5′ end. Which of the following processes will occur at this 3′ end?
84views - Multiple Choice
Glycosylation is the post-translational addition of ________ to the protein.
100views - Multiple Choice
Which of the following is a reversible form of post-translational modification which can activate or deactivate a protein depending on the protein which is being modified?
88views - Multiple Choice
Which of the following mutations, occurring just after the start codon in the mRNA is likely to have the most serious effects on the polypeptide product?
83views