What is the correct structure of DNA?

• A double strand of nucleotides 
• A single strand of nucleotides
• A double strand of amino acids 
• A single strand of amino acids

What is the correct structure of a protein?

• Chains of amino acids
• Chains of glucoses 
• Chains of nucleotides
• Chains of fatty acids

Tags

NGSS.HS-LS1-1

The strand: ATGTGACTA is a strand of which nucleic acid? 

• DNA
• RNA

A strand of DNA is composed of 40% Adenine bases. What percent of bases must be Thymine?

• 40%
• 20%
• 10%
• 80%

Which of the following is the correct monomer of DNA?

• A nucleotide comprised of a deoxyribose, a phosphate, and a nitrogen base
• An amino acid composed of a carboxyl group
• A fatty acid composed of glycerol and fatty acid tails
• A nucleotide composed of ribose, phosphate, and a nitrogen base

Which of the following Base Pair Rules is incorrect for DNA? 

• A-T
• A-U
• C-G
• G-C

What is the complimentary DNA strand?
A G T C G T 

• U C A G C A 
• C T G A G T 
• A G T C G T 
• T C A G C A 

Why is DNA replication important?

• For cell division
• So cells can have multiple copies of DNA
• For cells to replace their DNA
• For cells to keep making DNA

In the following mRNA strand: 
A G A C U A A G C 
How many codons are present?

• 1
• 2
• 3
• 4

The mRNA strand 
A G A C G A 
will code for how many amino acids?

• 1
• 2
• 3
• 4