Study Guide - SI

Question 1

What influences the folding of a secondary structure?

Answer 1

H bonds

Question 2

What bonds are between nucleic acids?

Answer 2

Phosphodiester bonds

Question 3

Is an Amine group a part of a nucleotide?

Answer 3

False

Question 4

RNA primer

Answer 4

This usually marks where replication will start

Question 5

DNA polymerase III

Answer 5

Only synthesizes from 5’ —> 3’

Question 6

DNA polymerase I

Answer 6

This fills in the missing gaps in the lagging strand

Question 7

Topoisomerase

Answer 7

This untwist the DNA

Question 8

DNA ligase

Answer 8

This sticks everything together

Question 9

What are examples of a phospholipid bilayer?

Answer 9

Mitochondria
Smooth Endoplasmic Reticulum
Lysosome

Question 10

What linkage is hard to break & why?

Answer 10

Beta 1-4 is harder to break because it is made of more molecules

Question 11

What is semi conservative replication?

Answer 11

The DNA replicated is half new and half old

Question 12

Passive transport uses the potential energy in a concentration gradient

Answer 12

True

Question 13

Cholesterol makes the phospholipids pack tire

Answer 13

False

Question 14

Integral proteins are the ones that are sticking out

Answer 14

False

Question 15

Water cannot move through the membrane because it is a polar molecule

Answer 15

False

Question 16

What is use for carbohydrates?

Answer 16

Storage
Energy
Structure
Cell to cell recognition