Biological Molecules

Question 1

Most common elements in living organisms, in order

Answer 1

hydrogen, carbon, oygen, nitrogen

Question 2

The four simple key biological molecules

Answer 2

monosaccharides, organic bases, amino acids, fatty acids and glycerol

Question 3

Monomer

Answer 3

basic building block, subunit, of a polymer.

Question 4

Polymer

Answer 4

Many repeating identical subunits joined together

Question 5

Macromolecule

Answer 5

large biological molecule

Question 6

The three Macromolecules in all living things

Answer 6

Polysaccharides, proteins, and nucleic acids

Question 7

Poly ?

Answer 7

Many

Question 8

Polysaccharide

Answer 8

Polymers whose subunit is formed from monosaccharides

Question 9

Monosaccharides

Answer 9

sugars

Question 10

general formula for a carbohydrate

Answer 10

C_x (H₂O)_y as for every 2 hydrogen there is one oxygen

Question 11

general formula for a monosaccharide

Answer 11

(CH₂O)n = simple sugar

Question 12

Monosaccharides are classified according to

Answer 12

the number of carbon atoms in each molecule

Question 13

Trioses, Pentoses, Hexoses have how many carbons

Answer 13

3,5,6 carbon atoms

Question 14

Name all sugars end in

Answer 14

….ose

Question 15

Formula for a hexose

Answer 15

C₆ H₁₂ O₆

Question 16

What is a hydroxyl group

Answer 16

• OH

Question 17

Answer 17

glucose

Question 18

Answer 18

Alpha glucose

Question 19

Answer 19

Beta glucose

Question 20

Pentoses and hexoses have a chain long enough to form ?

Answer 20

A ring

Question 21

Which carbon atoms are used to form a ring in

glucose

Answer 21

Carbon one joins onto the oxygen of carbon 5

Question 22

• OH = hydroxyl group

is below the ring in

Answer 22

alpha glucose

Question 23

-OH , hydroxyl group is

above the ring in

Answer 23

beta -glucose

Question 24

Two forms of the same chemical

Answer 24

isomers

Question 25

Formula of a pentose

Answer 25

C₅ H ₁₀ O₅