Questions from Genetics

Q: Approximately how many copies of chromosome 2 are found in a polytene

Approximately how many copies of chromosome 2 are found in a polytene chromosome in Drosophila?

Q: What are some common advantages of polyploidy in plants?

What are some common advantages of polyploidy in plants?

Q: Explain why a triploid individual is usually infertile.

Explain why a triploid individual is usually infertile.

Q: What is the role of peptidyl transferase during the elongation stage?

What is the role of peptidyl transferase during the elongation stage?

Q: What was the purpose of adding RNase or protease to a DNA

What was the purpose of adding RNase or protease to a DNA extract?

Q: Which of these components of nucleotides are not found in DNA?

Which of these components of nucleotides are not found in DNA?

Q: Which components of nucleotides form the backbone of a DNA strand?

Which components of nucleotides form the backbone of a DNA strand?

Q: What holds the DNA strands together?

What holds the DNA strands together?

Q: Describe the major and minor grooves.

Describe the major and minor grooves.

Q: What are the structural differences between B DNA and Z DNA?

What are the structural differences between B DNA and Z DNA?