Extra Extra stuff from study guide

Question 1

C - G … how many bonds?

Answer 1

three hydrogen bonds

Question 2

A-t … how many bonds?

Answer 2

two hydrogen bonds

Question 3

Aminoacyl tRNA Synthetase

Answer 3

Connects uncharged tRNA to free amino acids. There is a specific enzyme for each amino acid

Question 4

Base pair change in mRNA

Answer 4

A - U… its a golden change

Question 5

Relationship between template strand of DNA and mRNA

Answer 5

Template strand is read 3’ to 5’ (copy of 5’ to 3’)… mRNA is then read 5’ to 3’…

Question 6

Enhancer

Answer 6

Upstream (actually maybe not) section of DNA that recruits transcription factors and bends the DNA.

Question 7

Promoter

Answer 7

Region very close to the gene that initiates transcription

Question 8

Large Subunit of Ribosome

Answer 8

Has three binding sites for tRNA– binding, pairing, releasing…

Question 9

Small Subunit of Ribosome

Answer 9

Intitiates translation and raches mRNA through three nucleotides at time

Question 10

nucleotide

Answer 10

base pair… Phosphate group + sugar + base

Question 11

Where is phosphate group attached?

Answer 11

to the 5’