Portage Learning Microbiology
PREPARATION TEST 2026 QUESTIONS AND
CORRECT ANSWERS GRADED A+
● Virus. Answer: Not living, not considered microorganisms,
considered microbes
● Microbes. Answer: Include microorganisms and viruses, can be
advantageous or harmful
● Cell. Answer: Smallest, most basic biological unit of life
● All cells are compromised of. Answer: Macromolecules (building
bloacks)
● Four main types of macromolecules found ing cells. Answer:
Proteins, nucleic acids, lipids, and polysaccharides
● Proteins. Answer: Comprised of amino acids, facilitate movement of
materials, act as enzymes to speed up biochemical processes, structural
role
, ● Amino Acid. Answer: Way proteins are formed by varying
combinations, 20 different kinds
● Each protein. Answer: has its own unique sequence of amino acids
● Essential Amino Acids. Answer: human body cannot produce them,
they must be taken in from the environment through other sources (food
you eat)
● Nucleic Acid. Answer: chemical molecules that carry genetic
information within the cell
● Two types of nucleic acids. Answer: DNA and RNA
● DNA. Answer: deoxyribonucleic acid, contains vast amount of
hereditary info and is responsible for the inheritable characteristics of
living organisms, made from nucleotides
● RNA. Answer: ribonucleic acid, responsible for deciphering the
hereditary information in DNA and using it to synthesize proteins
● Can DNA and RNA be found in the nucleus?. Answer: Yes
PREPARATION TEST 2026 QUESTIONS AND
CORRECT ANSWERS GRADED A+
● Virus. Answer: Not living, not considered microorganisms,
considered microbes
● Microbes. Answer: Include microorganisms and viruses, can be
advantageous or harmful
● Cell. Answer: Smallest, most basic biological unit of life
● All cells are compromised of. Answer: Macromolecules (building
bloacks)
● Four main types of macromolecules found ing cells. Answer:
Proteins, nucleic acids, lipids, and polysaccharides
● Proteins. Answer: Comprised of amino acids, facilitate movement of
materials, act as enzymes to speed up biochemical processes, structural
role
, ● Amino Acid. Answer: Way proteins are formed by varying
combinations, 20 different kinds
● Each protein. Answer: has its own unique sequence of amino acids
● Essential Amino Acids. Answer: human body cannot produce them,
they must be taken in from the environment through other sources (food
you eat)
● Nucleic Acid. Answer: chemical molecules that carry genetic
information within the cell
● Two types of nucleic acids. Answer: DNA and RNA
● DNA. Answer: deoxyribonucleic acid, contains vast amount of
hereditary info and is responsible for the inheritable characteristics of
living organisms, made from nucleotides
● RNA. Answer: ribonucleic acid, responsible for deciphering the
hereditary information in DNA and using it to synthesize proteins
● Can DNA and RNA be found in the nucleus?. Answer: Yes
