Biochem Flashcards
1
Q
Which of the two base pairs in a nucleotide form three hydrogen bonds with each other?
A
guanine and cytosine
2
Q
why are amino acids typically solid at room temperature
A
- they form zwitterions
- which are ionic compounds so require a lot of energy to overcome the strong electrostatic forces beetween the oppositely charged ions
3
Q
how can amino acids be located on a chromatogram
A
- use a locating agent
- ninhydrin
- UV light
4
Q
what is the structure of DNA
A
two complementary strands arranged in form of a double helix
