DNA and RNA review

Which of the following best describes a DNA molecule?

• double helix
• contains ribose
• made of amino acids
• contains Uracil

Tags

NGSS.HS-LS1-1

How does RNA differ from DNA?

• RNA contains uracil and deoxyribose
• RNA contains ribose and thymine
• RNA contains uracil and ribose
• RNA contains adenine and ribose

What is the correct order to make a protein?

• Protein, DNA, RNA

• RNA, DNA, Protein

• DNA, RNA, Protein

• Protein, RNA, DNA

Tags

NGSS.HS-LS1-1

In RNA, Uracil pairs with ______. 

• cytosine
• adenine
• guanine
• thymine

What makes up the SIDES of a DNA ladder?

• nitrogen bases

• sugars & phosphates

• genes & chromosomes

• RNA

Tags

NGSS.HS-LS1-1

What are the three components of a nucleotide?

• sugar, hydrogen, nitrogen base
• sugar, oxygen, nitrogen base
• sugar, phosphate, nitrogen base
• sugar, phosphate, protein

The sugar in RNA is ____________________.

• deoxyribose
• ribose

In what phase of the cell cycle does DNA replication take place?

• G1
• S
• G2
• M

I include the bases Guanine, Cytosine, Adenine and Uracil .

• DNA
• RNA

The process of DNA replication is called semi conservative because it results in

• none of these
• Two DNA molecules.  One original molecule and one with two new strands
• two exact copies with new strands
• two identical molecules, each with 1 original strand and one new.