4.3 study guide

Question 1

What’s a difference of DNA and RNA?

Answer 1

RNA has U and DNA has T

Question 2

What’s a similarity of DNA and RNA?

Answer 2

Made up of nucleotides

Question 3

What is transcription making?

Answer 3

RNA

Question 4

What happens during alternative splicing?

Answer 4

Exons from the same gene are joined in different combinations, leading to different, but related, mRNA transcripts.

Question 5

What’s the mRNA strand of this template strand?
ATGCCGTAC

Answer 5

UACGGCAUG

Question 6

What’s the main enzyme of transcription?

Answer 6

RNA polymerase

Question 7

What’s the first part of a eukaryotic gene?

Answer 7

The promoter

Question 8

What does an Intron do in an eukaryotic gene?

Answer 8

It will be spliced out and removed

Question 9

What’s the first stage of Transcription?

Answer 9

Initiation

Question 10

What is the Initation step of Transcription do?

Answer 10

TF factors bind to ptomoter/enhancer regions attract and prepare RNA polymerase to begin copying gene sequence into mRNA.