BIOD 171 MODULE 1,2,3,4 2025/2026
Exam Questions and Verified Answers |
Already Graded A+
True/False. A virus is considered a microorganism. - 🧠 ANSWER ✔✔False
True or False: The smallest biological unit of life is the molecule. - 🧠
ANSWER ✔✔False
At a generalized level, all cells are comprised of what? - 🧠 ANSWER
✔✔Macromolecules
A student may also answer: Proteins, Lipids, Nucleic acids and
Polysaccharides but they must answer with all four to be fully correct.
Proteins are formed from various combinations of _______ of which there
are ______ known forms. - 🧠 ANSWER ✔✔1. Amino acids
2. 20
,How many amino acids are classified as being essential amino acids? - 🧠
ANSWER ✔✔9
The plasma membrane (select all that are true):
A. Restricts movement of materials in and out of the cell
B. Is often a triple layer comprised of lipids
C. Prevents essential nutrients from escaping
D. Contains hydrophobic tails pointing outward - 🧠 ANSWER ✔✔A;C
Complete the following DNA strand, and indicate how many bonds are
formed for each complementary pair:
3' GGTCATCG 5'
5' CC _____AGC 3' - 🧠 ANSWER ✔✔3' GGTCATCG 5'
5' CCAGTAGC 3'
There are 2 bonds formed between A and T, and 3 bonds between G and
C.
True of False: The genetic material within a prokaryotic cell is contained
within a membrane-enclosed region. - 🧠 ANSWER ✔✔False
, How many carbon atoms are present in the monosaccharide glucose? - 🧠
ANSWER ✔✔6
Describe the 4 basic bacterial morphologies. - 🧠 ANSWER ✔✔Coccus
(round/spherical), bacillus (rod), vibrio (curved rod) or spirillum
(spiral/corkscrew).
True or False: Archaea, a eukaryotic class of microorganisms, is capable of
surviving harsh environments. - 🧠 ANSWER ✔✔False
Which of the following microorganisms are considered to be Eukarya?
Select all that apply.
Animalia
Plantae
Fungi
Protista - 🧠 ANSWER ✔✔All of them
Microorganisms classified as _________ obtain most of their energy by
converting light energy into chemical energy. - 🧠 ANSWER ✔✔Plantae
A defining characteristic of fungi is the presence of chitin in the cell walls.
Which of following also contain chitin? Select all that apply.
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
3
Exam Questions and Verified Answers |
Already Graded A+
True/False. A virus is considered a microorganism. - 🧠 ANSWER ✔✔False
True or False: The smallest biological unit of life is the molecule. - 🧠
ANSWER ✔✔False
At a generalized level, all cells are comprised of what? - 🧠 ANSWER
✔✔Macromolecules
A student may also answer: Proteins, Lipids, Nucleic acids and
Polysaccharides but they must answer with all four to be fully correct.
Proteins are formed from various combinations of _______ of which there
are ______ known forms. - 🧠 ANSWER ✔✔1. Amino acids
2. 20
,How many amino acids are classified as being essential amino acids? - 🧠
ANSWER ✔✔9
The plasma membrane (select all that are true):
A. Restricts movement of materials in and out of the cell
B. Is often a triple layer comprised of lipids
C. Prevents essential nutrients from escaping
D. Contains hydrophobic tails pointing outward - 🧠 ANSWER ✔✔A;C
Complete the following DNA strand, and indicate how many bonds are
formed for each complementary pair:
3' GGTCATCG 5'
5' CC _____AGC 3' - 🧠 ANSWER ✔✔3' GGTCATCG 5'
5' CCAGTAGC 3'
There are 2 bonds formed between A and T, and 3 bonds between G and
C.
True of False: The genetic material within a prokaryotic cell is contained
within a membrane-enclosed region. - 🧠 ANSWER ✔✔False
, How many carbon atoms are present in the monosaccharide glucose? - 🧠
ANSWER ✔✔6
Describe the 4 basic bacterial morphologies. - 🧠 ANSWER ✔✔Coccus
(round/spherical), bacillus (rod), vibrio (curved rod) or spirillum
(spiral/corkscrew).
True or False: Archaea, a eukaryotic class of microorganisms, is capable of
surviving harsh environments. - 🧠 ANSWER ✔✔False
Which of the following microorganisms are considered to be Eukarya?
Select all that apply.
Animalia
Plantae
Fungi
Protista - 🧠 ANSWER ✔✔All of them
Microorganisms classified as _________ obtain most of their energy by
converting light energy into chemical energy. - 🧠 ANSWER ✔✔Plantae
A defining characteristic of fungi is the presence of chitin in the cell walls.
Which of following also contain chitin? Select all that apply.
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
3
