Intro DNA Inheritance

The scientists who created an accurate model of the DNA double helix AND WON a Nobel Prize for this discovery

• Watson & Crick

• Watson, Crick, and Wilkins

• Wilkins & Crick

• Watson, Crick, Wilkins, and Franklin

How did Rosalind Franklin's photo 51 affect th work of Watson and Crick?

• It was used to determine the physical structure of DNA
• It was used to identify the four bases that make up DNA
• It was used to determine the theory of independent assortment
• It was used to show DNA was the molecule of inheritance

Franklin used x-ray crystallography to determine the shape of the DNA molecule is

• a cloverleaf
• a braided rope
• a pleated sheet
• a twisted ladder

Which of the following best describes a DNA molecule?

• double helix
• contains ribose
• made of amino acids
• contains Uracil

Tags

NGSS.HS-LS1-1

Which organelle is DNA usually found in?

• cell membrane
• vacuole
• chloroplast
• nucleus

Tags

NGSS.MS-LS1-2

NGSS.MS-LS3-1

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

• amino acids
• nucleotides
• fatty acids
• polysaccharides

What are the three components of a nucleotide?

• sugar, hydrogen, nitrogen base
• sugar, oxygen, nitrogen base
• sugar, phosphate, nitrogen base
• sugar, phosphate, protein

Which 2 molecules form the sides (backbone) of the DNA ladder?

• deoxyribose sugar and adenine
• deoxyribose sugar and a hydrogen bond
• deoxyribose sugar and the nucleus
• deoxyribose sugar and phosphate

Nitrogenous bases are joined by which type of bond?

• polar bonds
• ionic bonds
• covalent bonds
• hydrogen bonds

Adenine bonds with ______________.

• Guanine
• Thymine
• Cytosine
• Adenine