DNA and the Genetic Code

Which shows the correct complementary base pairing for DNA?

• C-A, T-G

• A-G, C-T

• C-G, U-A

• T-A, G-C

What does DNA stand for?

• Deoxyribonucleic acid

• Denitrogenous acid

• Deribonucleic acid

• Diribonucleic acid

Which is NOT a function of DNA?

• to signal when an organisms is in need of a basic necessity

• to carry genetic information from one generation to the next

• to determine the characteristics and traits of an organism

• easily copied for the process of cell division

Tags

NGSS.HS-LS3-1

The component of DNA that can distinguish some nucleotides from others is the

• nitrogenous base

• phosphate groups

• sugar

• all of these answers

Nucleotides are made up of a sugar, phosphate, and..?

• nitrogenous base

• nucleic acid

• cholesterol

• fatty acid

Tags

NGSS.HS-LS1-1

Which the 3 components of DNA form the rungs of the DNA "ladder"?

• nitrogenous bases

• sugar molecules

• phosphate groups

• all of these answers

A distinct sequence of nucleotides forming part of a chromosome, a ____ codes for a particular trait.

• Gene

• Chromosome

• Protein

• All of these answers

Tags

NGSS.HS-LS3-1

Adenine bonds with ______________.

• Guanine

• Thymine

• Cytosine

• Adenine

Guanine bonds with ______________.

• Adenine

• Guanine

• Cytosine

• Thymine

What are the 4 nitrogenous bases?

• adenine, thymine, cytoplasm, and guanine

• adenine, thymine cytosine, and guanine

• adenine, thymine, cytosine, and gylcerol

• adenine, thymine, cytosine, and glucose