5.3 DNA & Genetics

Who are the people who played a major role in DNA and genetics?

• Francis Crick

• Sherlock Holmes

• Rosalind Franklin

• Edwin Chargaff

• James Watson

Tags

NGSS.HS-LS1-1

What are the 3 parts of DNA

• Sugars

• Nitrogen Bases

• Amino Acids

• Twizzlers

• Phosphate Group

What are the four bases of DNA?

• Adenine

• Thymine

• Guanine

• Cytosine

What did Rosalind Franklin contribute to the history of DNA?

• She made a model of DNA

• She used X-ray crystallography to take a photograph of DNA

• She died of cancer at 37

• She stole the photo of DNA

Who are James Watson and Francis Crick?

• They are relatives of Sherlock Holmes and John Watson

• Were thieves

• Built the first accurate model of DNA

• Story characters

Strands of DNA that are twisted together are called?

• alleles

• chromatin

• chromosomes

• genes

The small segments of a chromosome that help code for a trait are called?

• trait

• mutations

• DNA

• genes

Tags

NGSS.HS-LS3-1

When a DNA sequence is copied, sometimes mistakes occur in the new strand of DNA. This is known as a ?

• alleles

• dominant trait

• recessive trait

• mutation

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In DNA molecule, the nitrogenous bases are?

• Adenine, Guanine, Cytosine and Uracine

• Adenine, Thymine, Cytosine and Guanine

• Adenine, Thymine, Cytosine and Vasolene

• Adenine, Thymine, and Cytosine

The nitrogenour base pairs are?

• Adenine-Thymine and Cytosine-Guanine

• Adenine-Cytosine and Thymine-Guanine

• Adenine-Protein and Thymine-fats

• Thymine pairs with Cytosine