Unit 2

Question 1

an atom is the ability of that atom, expressed in numbers, to combine or interact with another atom(s), depending
on the number of electrons available for bonding in the atom’s outer shell

Answer 1

Valence

Question 2

Sedative and drug for morning sickness in pregnancy.

Answer 2

Thalidomide

Question 3

What are the 4 categories for organic carbon based chemicals?

Answer 3

1.Carbohydrates
2.Lipids
3. Proteins
4. Nucleic Acids

Question 4

Carbon Atoms provide the framework for a
variety of small molecules called…

Answer 4

monomers

Question 5

Polymerization is carried out by a
process called a….

Answer 5

Dehydration reaction
(The removal of water)

Question 6

the addition of H2O

Answer 6

Hydrolysis

Question 7

non-living origin, subject to the
laws of physics and chemistry

Answer 7

Inorganic compounds

Question 8

considered impossible to
produce because they were
imbued with a “life force”

Answer 8

Organic compounds

Question 9

formed by linking up monosaccharides

Answer 9

carbohydrates

Question 10

formed by linking up amino acids

Answer 10

Proteins

Question 11

formed by linking up nucleotides

Answer 11

Nucleic acids

Question 12

large with varied structure

Answer 12

Lipids

Question 13

monomers that are used to build larger
molecules

Answer 13

Monosaccharides

Question 14

two monosaccharides joined by a
dehydration reaction

Answer 14

Disaccharides

Question 15

fuel for
cellular respiration

Answer 15

Glucose