DNA and Protein Synthesis Review

The D in DNA stands for

• double stranded

• deoxyribo

• denature

• dicarbo

Which of the following is NOT part of a nucleotide

• sugar

• phosphate

• nitrogen base

• amino acid

Adenine pairs with

• Thymine

• Thyme

• Guanine

• Glutamine

The backbone of DNA is made of

• base pairs

• sugars and phosphates

• only sugars

• only phosphates

The two strands of DNA are held together with

• covalent bonds

• hydrogen bonds

• nothing

One function of DNA is to

• code for proteins

• code for lipids

• code for carbohydrates

Tags

NGSS.HS-LS1-1

The first step in DNA replication is

• to unwind and unzip the two strands

• to break the backbone in half so the sequence can be copies

• to attach new nucleotides

• to proof read the sequence

The DNA sequence is TTA CCG What is the complementary sequence?

• TTA CCG

• AAT GGC

• GGC AAT

The DNA sequence is ATG what is the complementary sequence?

• ATG

• GTA

• TAC

Which of the following best describes a DNA molecule?

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

Tags

NGSS.HS-LS1-1