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Biology 2420 - Final Exam Questions and Answers | 100% Pass

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  • BIOL 2420
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  • BIOL 2420

Biology 2420 - Final Exam Questions and Answers | 100% Pass Living entities, surrounded by a membrane, that are capable of growing, reproducing, responding and metabolizing are known as: A) Cells B) biofilms C) bioreactors - Answer️️ -Cells ________ contain a nucleus composed of genetic ...

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  • September 13, 2024
  • 49
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • BIOL 2420
  • BIOL 2420
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,Biology 2420 - Final Exam Questions
and Answers | 100% Pass


Living entities, surrounded by a membrane, that are capable of growing, reproducing,

responding and metabolizing are known as:

A) Cells

B) biofilms

C) bioreactors - Answer✔️✔️-Cells

________ contain a nucleus composed of genetic material surrounded by a membrane:

A) pseudokaryotes

B) eukaryotes

C) prokaryotes

D) enzymes - Answer✔️✔️-Eukaryotes

________ cells are those that do not have a membrane-bound nucleus:

A) pseudokaryotes

B) eukaryotes

C) prokaryotes

D) fungi - Answer✔️✔️-Prokaryotes

Bacteria are:

A) eukaryotic

B) prokaryotic


Page | 1

,C) mixokaryotic

D) monokaryotic - Answer✔️✔️-Prokaryotic

Who demonstrated that cell-produced proteins called enzymes were responsible for

chemical reactions in a cell?

A) A. Leeuwenhoek

B) R. Koch

C) L. Pasteur

D) J. Lister

E) E. Buchner - Answer✔️✔️-E. Buchner

Proteins are polymers of:

A) amino acids

B) nucleotides

C) polysaccharides

D) glucose - Answer✔️✔️-Amino Acids

Which is an example of a polysaccharide:

A) Cellulose

B) Glucose

C) Enzymes

D) pili - Answer✔️✔️-Cellulose

Short, hair-like- external structures of bacteria are called:

A) cilia

B) flagella

C) fimbriae

Page | 2

, D) pseudopodia - Answer✔️✔️-Fimbriae

The monomers that make up nucleic acids are:

A) nucleotides

B) amino acids

C) lipids - Answer✔️✔️-Nucleotides (uracil, cytosine, thymine, adenine, and guanine)

Reactions that require energy are called ________ reactions:

A) endergonic

B) endothermic

C) exergonic

D) exothermic - Answer✔️✔️-Endothermic

Has an axial filament:

A) E. coli

B) B. burgdoferi

C) S. aureus

D) P. aeruginosa - Answer✔️✔️-B. burgdoferi

A microbe is moving toward a food source. This is an example of:

A) reproduction

B) metabolism

C) responsiveness

D) growth - Answer✔️✔️-Responsiveness

It is a period characterized by cell doubling. Metabolic activity is at maximum level in the

_________ phase of growth.

A) lag

Page | 3

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