Biology: Molecular Genetics Vocab

What is DNA?

• chromosomes that are stored in the cytoplasm

• Genetic material that organisms inherit from their parents

• Tool used by biologists to analyze restriction fragments.

• Principal enzyme involved in DNA replication

What does DNA stand for?

• Deoxyrhumatoid Arthritis

• Dinosaur Acid

• Deoxyribose Nucleic Acid

• Do not acknowledge

Chargraff's Rule

• T-C

  A-G

• A-C

  G-T

• A-A

  G-C

• A-T

  G-C

Franklin, Watson, Crick

• Scientists that contributed to DNA structure

• Scientists that discovered biology

• Scientists that discovered genetics

• Scientists that isolated the phosphate group of lipids

Nitrogenous bases that are purines

• Adenine

  Cytosine

• Adenine

  Guanine

• Adenine

  Thymine

• Guanine

  Cytosine

Nitrogenous bases that are pyrimidines

• Adenine

  Cytosine

• Cytosine

  Guanine

• Adenine

  Thymine

• Thymine

  Cytosine

Shape of DNA

• alpha helix

• double helix

• circle

• ladder

Name of bond that pairs purines to pyrmidines

• Covalent bond

• Phosphodiester Link

• Ionic bond

• Hydrogen Bond

How many Hydrogen bonds does Adenine and Thymine share?

• 1

• 2

• 3

• 4

How many Hydrogen bonds between Guanine and Cytosine?

• 1

• 2

• 3

• 4