DNA and Genes

What does DNA stand for?

• Double nitrogen argon

• Dioxide nickel acid

• Deoxyribonucleic acid

• Do not ask

How many types of nucleotides are there in DNA?

• One

• Two

• Three

• Four

Which of the following is not a letter that represents a nucleotide in DNA?

• A

• T

• C

• G

• R

Three letters of DNA nucleotides make up a word called a _________?

• Codon

• Chromosome

• Nucleus

• Cell

• Gene

What is another name for the nucleotides in DNA?

• Chromosomes

• Bases

• Genes

• Backbone

• Alleles

Phosphate and deoxyribose make up what part of DNA?

• Chromosomes

• Bases

• Genes

• Backbone

• Alleles

What is the shape of a DNA molecule called?

• Octahedral

• Covalent

• Double Helix

• Triple Triangle

• Nothing, as it has no specific shape

Tags

NGSS.HS-LS1-1

Most genes within DNA hold instructions for the cell to make a specific ___________.

• Carbohydrate

• Chromosome

• Lipid

• Protein

• Starch

Tags

NGSS.HS-LS1-1

True of False: Over 99% of the DNA in different human beings is the same.

• True

• False

Tags

NGSS.HS-LS4-1

What did Francis Crick and James Watson discover?

• That traits were inherited from an organism's parents

• The electron microscope

• The chromosome in the human cell

• The structure of the DNA molecule

• All of the above

Tags

NGSS.HS-LS1-1