DNA Quiz

Part A: Which part of a DNA molecule is responsible for the direct coding of specific traits in an organism? 

• F. The number of hydrogen bonds that hold the strands of DNA together.

• G. The number of carbons in the DNA Molecule

• H. The sequence of nucleotide bases in the DNA molecule

• J. The sequences of phosphates along each DNA strand

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Part B Which of the following supports the answer to Part A

• The sequence of nucleotides will determine the Protein being made
• The sequence of Phosphates will determine the protein bein made
• The number of carbon will determine the length of the polypeptide
• The number of hydrogen bonds will determine the amino acid sequence

Tags

NGSS.HS-LS1-1

What is the building block of DNA?

• nucleotides
• monosaccharides
• amino acids
• a sugar

What would be the complementary strand for this DNA strand: ATCGATA

• ATCGATA
• TAGCTAT
• TATCGAC

How is information carried in a DNA strand?

• the type of sugar
• the pattern of the sugar-phosphate backbone
• the sequence/order of nitrogen bases

DNA has 4 kinds of _______ bases: adenine, guanine, thymine, and cytosine

• nitrogen
• hydrogen
• carbon

Which of the following describes the overall shape of DNA?

• triple staircase
• double helix
• individual strand

Using the labels, identify the parts of a DNA molecule.

c

d

e

f

b

a

Nucleotide

Hydrogen bond

Deoxyribose

Phosphate

Base pair

Nitrogen Base

Tags

NGSS.HS-LS1-1

• A-T-G-C-T-A-G-T-C-T-T-G-C

• A-T-A-T-T-C-C-G-A-G-C-T-G

• A-T-G-C-A-C-C-T-G-G-A-T-A

• A-T-C-T-T-T-C-G-A-C-T-C-A