DNA Structure and Scientists

What are the 4 nitrogen bases?

• adenine, thymine, cytoplasm, and guanine

• adenine, thymine cytosine, and guanine

• adenine, thymine, cytosine, and gylcerol

• adenine, thymine, cytosine, and glucose

Which TWO scientists are credited with discovering the double helix structure of DNA?

• Francis Crick

• James Watson

• Rosalind Franklin

• Gregor Mendel

Where does a cell store genetic instructions for the organism?

• mitochondria

• cell membrane

• DNA molecule

• cell wall

Tags

NGSS.HS-LS3-1

If the nucleotides in a strand of DNA get rearranged, then...

• the organism will die.

• the organism will thrive and grow

• the information on the strand will change

• the organism will reproduce

Tags

NGSS.HS-LS3-2

What is the complementary base to adenine?

• guanine

• adenine

• thymine

• cytosine

Identify the following:

Letter D

• nucleotide

• phosphate

• adenine

• deoxyribose sugar

Identify the following:

Letter A

• nucleotide

• phosphate

• adenine

• deoxyribose sugar

Tags

NGSS.HS-LS1-1

Identify the following:

Letter B

• nucleotide

• phosphate

• adenine

• deoxyribose sugar

The type of bonds that connect adenine to thymine

• ionic bonds

• covalent bonds

• hydrogen bonds

• nucleic acid bonds

Tags

NGSS.HS-LS1-1

What is deoxyribose?

• a 5 sided sugar that builds the backbone of a DNA strand

• a type of bond between nitrogenous bases

• a molecule of hydrogen and oxygen that makes up the nucleus

• the new name for a replicated strand of DNA