Unlocking the Mystery of DNA

The Scientist who created an accurate model of the DNA double helix and won a Nobel Peace Prize

• Watson and Crick

• Watson and Wilkins

• Wilkins & Franklin

• Crick and Franklin

Which of the following best describes a DNA molecule?

• Contains ribose

• Double Helix

• made of amino acids

• contains Uracil

Which of the following units are repeatedly joined together to form a strand of DNA?

• amino acids

• nucleotides

• fatty acids

• poly saccharides

nitrogenous bases are joined by which type of bond ?

• polar bonds

• covalent bods

• ionic bonds

• hydrogen bonds

what are three components of a nucleotide ?

• ribose, hydrogen, nitrogen base

• deoxyribose, phosphate, nitrogen base

• deoxyribose, oxygen, nitrogen base

• ribose, phosphate, protien

DNA and RNA are macromolecules in the category of

• protiens

• nucleic acids

• lipids

• carbohydrates

Which of the following is a base that is NOT contained in DNA?

• Adenine

• Uracil

• thymine

• guanine

Which 2 molecules form the sides (backbones) pf the DNA ladder?

• deoxyribose sugar and adenine

• deoxyribose sugar and the nucleus

• deoxyribose sugar and hydrogen bond

• deoxyribose sugar and phosphate

If there is 37% guanine how much cytosine is there?

• 77%

• 37%

• 47%

• 57%

What does DNA stand for

• Deoxyribonucleic Acid

• Deribonucleic

• Dear Nitrogen Atom

• Do Not Ask