DNA and Protein Synthesis Review

A DNA segment is changed from AATTAG to AAATAG. This is a(n)

• frame shift mutation

• substitution

• insertion

• deletion

Tags

NGSS.HS-LS3-2

Which 2 molecules form the sides (backbone) of the DNA ladder?

• deoxyribose sugar and adenine

• deoxyribose sugar and a hydrogen bond

• deoxyribose sugar and the nucleus

• deoxyribose sugar and phosphate

Cytosine always pairs with

• Adenine

• Thymine

• Uracil

• Guanine

Which organelle is DNA usually found in?

• cell membrane

• vacuole

• ribosome

• nucleus

Tags

NGSS.MS-LS1-2

NGSS.MS-LS3-1

In DNA, Adenine bonds with ______________.

• Guanine

• Thymine

• Cytosine

• Adenine

Which of the following bases is found only in RNA?

• Adenine

• Guanine

• Thymine

• Uracil

During transcription, this type of ribonucleic acid is responsible for copying the DNA and brining it out of the nucleus.

• tRNA

• mRNA

• rRNA

• dRNA

The transfer of genetic info from DNA to RNA is called

• translation

• transcription

• initiation

• elongation

These building blocks consist of a sugar, phosphate, and nitrogen base.

• Ribose

• Nucleotide

• Gene

• Protein

Where does transcription take place?

• nucleus

• cytoplasm

• ribosome