,False. Viruses are not living and as such are not considered microorganisms. Viruses can,
however, be classified as microbes, a more general term that includes microorganisms and
viruses.
A cell.
Macromolecules*
*A student may also answer: Proteins, Lipids, Nucleic acids and Polysaccharides but they
must answer with all four to be fully correct.
20
An essential amino acid cannot be produced by the human body and as such must be take in
from the environment through alternative sources (i.e) food.
Exam Page 3
Answer Key
,There are two major types of nucleic acids: DNA (deoxyribonucleic acid) and RNA
(ribonucleic acid). Nucleic acids are chemical molecules that carry genetic information within
the cell. DNA contains a vast amount of hereditary information and is responsible for the
inheritable characteristics of living organisms. RNA is responsible for deciphering the
hereditary information in DNA and using it to synthesize proteins.
Exam Page 4
Answer Key
GGUCAUCG
CCAGUAGC
There are 2 bonds formed between A and U, and 3 bonds between G and C.
Exam Page 5
Answer Key
B and D
Polysaccharides. Glucose, sucrose and cellulose are all acceptable answers.
Exam Page 6
Answer Key
, False. Eukaryotic cells do have a nucleus (prokaryotic cells do not).
True
Coccus (round/spherical), bacillus (rod), vibrio (curved rod) or spirillum (spiral/corkscrew).
False. Archaea are prokaryotic bacteria capable of surviving harsh environments.
Exam Page 7
Answer Key
A,B,C,D
True
Light (sunlight); chemical (sugars)
Exam Page 8
Answer Key
however, be classified as microbes, a more general term that includes microorganisms and
viruses.
A cell.
Macromolecules*
*A student may also answer: Proteins, Lipids, Nucleic acids and Polysaccharides but they
must answer with all four to be fully correct.
20
An essential amino acid cannot be produced by the human body and as such must be take in
from the environment through alternative sources (i.e) food.
Exam Page 3
Answer Key
,There are two major types of nucleic acids: DNA (deoxyribonucleic acid) and RNA
(ribonucleic acid). Nucleic acids are chemical molecules that carry genetic information within
the cell. DNA contains a vast amount of hereditary information and is responsible for the
inheritable characteristics of living organisms. RNA is responsible for deciphering the
hereditary information in DNA and using it to synthesize proteins.
Exam Page 4
Answer Key
GGUCAUCG
CCAGUAGC
There are 2 bonds formed between A and U, and 3 bonds between G and C.
Exam Page 5
Answer Key
B and D
Polysaccharides. Glucose, sucrose and cellulose are all acceptable answers.
Exam Page 6
Answer Key
, False. Eukaryotic cells do have a nucleus (prokaryotic cells do not).
True
Coccus (round/spherical), bacillus (rod), vibrio (curved rod) or spirillum (spiral/corkscrew).
False. Archaea are prokaryotic bacteria capable of surviving harsh environments.
Exam Page 7
Answer Key
A,B,C,D
True
Light (sunlight); chemical (sugars)
Exam Page 8
Answer Key
