Proteins 2

Question 1

_ in cell is made up of strands of proteins

Answer 1

Cytoskeleton

Question 2

Proteins also control movement across

Answer 2

Cell membrane

Question 3

Chromosomes organize dna by coilong it around proteins called

Answer 3

Histones

Question 4

_ manage gene replication and translation

Answer 4

Enzymes

Question 5

Many hormones that circulate through a body are _

Answer 5

Globular proteins

Question 6

_ is a small protein

Answer 6

Insulin

Question 7

Storage proteins found in (3)

Answer 7

Egg whites

Seeds

Milk

Question 8

Storage proteins keep _ until needed for growth

Answer 8

Amino acids in reverse

Question 9

Oxygen carrier in blood (hemoglobin), is a globular protein made from _

Answer 9

Polypeptides

Question 10

Nutrients in food broken down or digested by _

Answer 10

Enzymes proteins

Question 11

Wirelike extensions of neurons have protein pores that allow _

Answer 11

Charged ions in and out to create electrical pulses

Question 12

Proteins work together to make muscles _

Answer 12

Contract

Question 13

One protein will pull itself along another to reduce _

Answer 13

Total muscle length

Question 14

A peptide bond is a bond between _ of one acid and _ of another

Answer 14

Carbon atom

Nitrogen atom

Question 15

A chain of several dozen amino acids is called a

Answer 15

Polypeptide

Question 16

Primary protein structure is an _

Answer 16

Amino acid chain

Question 17

Secondary structure consists of either _ or _

Answer 17

Twisting helix

Pleated sheet

Question 18

Beta pleated sheet is flat and _

Answer 18

Zig-zag

Question 19

Alpha helix is _ form

Answer 19

Spiral

Question 20

Amino acids in a poly peptide _ to create secondary structure

Answer 20

Twist and fold

Question 21

Twist and fold, held in place by _that form between the atoms in its backbone (secondary)

Answer 21

Weak hydrogen bonds