LECTURE 7 MOLECULAR GENETICS Flashcards Preview

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Flashcards in LECTURE 7 MOLECULAR GENETICS Deck (6)
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1
Q

What experiments convinced Scientists DNA was the genetic material?

A

Transformation: Griffith (1928)
Avery, McCarty, and MacLeod – 1944
Hershey and Chase, 1952

2
Q

How might DNA be synthesized?

A
  • Conservative model
  • Semiconservative model
  • Dispersive
3
Q

What is the structure of DNA?

A
  • Antiparallel Double Helix
  • Complementary Strands
  • Specific Base Pairing
4
Q

What did the structure of DNA suggest?

A

it suggested the semiconservative replication mechanism

•Meselson and Stahl

5
Q

What does the Chargaff’s Rule state?

A

in any species there is an equal number of A and T bases, and an equal number of G and C bases

6
Q

Who determined the structure of DNA first?

A

Watson and Crick

The Double Helix, by Watson