BIOD 171 M1: MODULE 1 EXAM WITH
CORRECT QUESTIONS AND ANSWERS
2025
T/F: A virus is considered a microorganism - CORRECT-ANSWERSFalse.
Viruses are not living and are therefore not considered microorganisms.
Viruses can be classified as microbes (a more general term that includes
microorganisms and viruses).
What is the smallest biological unit of life? - CORRECT-ANSWERSA cell
At a generalized level, all cells are comprised of what? - CORRECT-
ANSWERSmacromolecules
How many different types of amino acids are available from which to make
proteins? - CORRECT-ANSWERS20
Define an essential amino acid. - CORRECT-ANSWERSAn 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.
Where can the two major types of nucleic acids be found in the cell and what
are their roles? - CORRECT-ANSWERSDNA and RNA can both be found
in the nucleus, but only RNA is able to leave the nucleus.
- DNA contains a large 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.
Complete the following DNA strand, and indicate how many bonds are
formed for each complementary pair:
3' GGTCATCG 5'
5' CC AGC 3' - CORRECT-ANSWERS3' GGTCATCG 5'
5' CCAGTGC 3'
There are 2 bonds formed between A and T, and 3 bonds between G and C.
The plasma membrane (select all that are true):
A. Only restricts movement of materials into the cell.
B. Is often a bilayer comprised of lipids.
C. Cannot prevent essential nutrients from escaping.
D. Contains hydrophobic tails pointing inward. - CORRECT-ANSWERSB. Is
often a bilayer comprised of lipids
D. Contains hydrophobic tails pointing inward
How many carbon atoms are present in glucose? - CORRECT-ANSWERS6.
The molecular formula of Glucose is C6H12O6
CORRECT QUESTIONS AND ANSWERS
2025
T/F: A virus is considered a microorganism - CORRECT-ANSWERSFalse.
Viruses are not living and are therefore not considered microorganisms.
Viruses can be classified as microbes (a more general term that includes
microorganisms and viruses).
What is the smallest biological unit of life? - CORRECT-ANSWERSA cell
At a generalized level, all cells are comprised of what? - CORRECT-
ANSWERSmacromolecules
How many different types of amino acids are available from which to make
proteins? - CORRECT-ANSWERS20
Define an essential amino acid. - CORRECT-ANSWERSAn 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.
Where can the two major types of nucleic acids be found in the cell and what
are their roles? - CORRECT-ANSWERSDNA and RNA can both be found
in the nucleus, but only RNA is able to leave the nucleus.
- DNA contains a large 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.
Complete the following DNA strand, and indicate how many bonds are
formed for each complementary pair:
3' GGTCATCG 5'
5' CC AGC 3' - CORRECT-ANSWERS3' GGTCATCG 5'
5' CCAGTGC 3'
There are 2 bonds formed between A and T, and 3 bonds between G and C.
The plasma membrane (select all that are true):
A. Only restricts movement of materials into the cell.
B. Is often a bilayer comprised of lipids.
C. Cannot prevent essential nutrients from escaping.
D. Contains hydrophobic tails pointing inward. - CORRECT-ANSWERSB. Is
often a bilayer comprised of lipids
D. Contains hydrophobic tails pointing inward
How many carbon atoms are present in glucose? - CORRECT-ANSWERS6.
The molecular formula of Glucose is C6H12O6
