CHAMBERLAIN UNIVERSITY BIOS 251: EXAM 2, 2025/2026 WITH CORRECT/ACCURATE ANSWERS

CHAMBERLAIN UNIVERSITY BIOS
251: EXAM 2, 2025/2026 WITH
CORRECT/ACCURATE ANSWERS
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Bacteria can exist as what?

A. A human cell

B. Only multicellular

C. Only unicellular

D. Unicellular or multicellular - CORRECT ANSWERS- C. Only
unicellular



How many main tissue types are found in the human body?

A. 1

B. 2

C. 3

D. 4 - CORRECT ANSWERS- D. 4



Structures common to both prokaryotic and eukaryotic include
what? Select all that apply.

A. Cytosol

B. Nucleoid

C. Cytoplasm

,D. Plasma membrane

E. Nucleolus - CORRECT ANSWERS- A. Cytosol

C. Cytoplasm

D. Plasma membrane



What does "eu" mean?

A. Normal

B. Between

C. Before

D. Around - CORRECT ANSWERS- A. Normal



What does "pro" mean?

A. Around

B. After

C. Before

D. Between - CORRECT ANSWERS- C. Before



Which structure gives the human cell shape and protection?

A. Cytosol

B. Cell wall

C. Cytoskeleton

D. Cytoplasm - CORRECT ANSWERS- C. Cytoskeleton

,What is the liquid part of the cytoplasm called?

A. Cytosol

B. Cytoplasm

C. Mitochondria

D. Cytokinesis - CORRECT ANSWERS- A. Cytosol



Where does protein synthesis take place?

A. Mitochondria

B. Ribosomes

C. Nucleolus

D. Cytoplasm - CORRECT ANSWERS- B. Ribosomes



The _________________ spans from the nucleus to the cell
membrane.

A. cytosol

B. cytoplasm

C. ribosome - CORRECT ANSWERS- B. cytoplasm



What is the genetic material that controls an organism's
composition?

A. Nucleolus

B. DNA

C. Cytosol

, D. Nucleoid - CORRECT ANSWERS- B. DNA



What does "karyon" mean?

A. Before

B. Nucleus

C. After

D. Nucleoid - CORRECT ANSWERS- B. Nucleus



A microbiologist is examining an organism under the microscopic
and notices that this particular organism has a nucleoid. The
microbiologist correctly identifies this organism as what?

A. Bacteria

B. Pronucleus

C. A eukaryotic cell

D. A human cell - CORRECT ANSWERS- A. Bacteria



A microbiologist is examining a specimen under the microscope
and notices that the cell contains a ribosome. What could this
specimen be? Select all that apply.

A. Bacteria

B. A eukaryotic cell

C. Pronucleus

D. A human cell - CORRECT ANSWERS- A. Bacteria

B. A eukaryotic cell