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BIOD 171 Essential Microbiology: Module 1 Exam Questions and Answers, Exams of Biology, Exams of Biology

BIOD 171 Essential Microbiology: Module 1 Exam Questions and Answers, Exams of Biology BIOD 171 Essential Microbiology: Module 1 Exam Questions and Answers, Exams of Biology

Typology: Exams

2024/2025

Available from 06/15/2025

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Biod 171 module 1 exam
1. True/False. A virus is considered a microorganism.: False
2. True or False: The smallest biological unit of life is the molecule.: False
3. At a generalized level, all cells are comprised of what?: Macromolecules
A student may also answer: Proteins, Lipids, Nucleic acids and Polysaccharides
but they must answer with all four to be fully correct.
4. Proteins are formed from various combinations of of which
there are known forms.: 1. Amino acids
2. 20
5. How many amino acids are classified as being essential amino acids?: 9
6. 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
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Biod 171 module 1 exam

  1. True/False. A virus is considered a microorganism.: False
  2. True or False: The smallest biological unit of life is the molecule.: False
  3. At a generalized level, all cells are comprised of what?: Macromolecules A student may also answer: Proteins, Lipids, Nucleic acids and Polysaccharides butthey must answer with all four to be fully correct.
  4. Proteins are formed from various combinations of of which thereare known forms.: 1. Amino acids
  5. 20
  6. How many amino acids are classified as being essential amino acids?: 9 6. 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: A;C

7. Complete the following DNA strand, and indicate how many bonds areformed for each complementary pair: 3' GGTCATCG 5' 5' CC AGC 3': 3' GGTCATCG 5' 5' CCAGTAGC 3' There are 2 bonds formed between A and T, and 3 bonds between G and C.

  1. True of False: The genetic material within a prokaryotic cell is containedwithin a membrane-enclosed region.: False
  2. How many carbon atoms are present in the monosaccharide glucose?: 6
  3. Describe the 4 basic bacterial morphologies.: Coccus (round/spherical),bacillus (rod), vibrio (curved rod) or spirillum (spiral/corkscrew).

A. Mushrooms B. Bacteria C. Yeast D. Molds: A, C, D

  1. True or False: Protista retain a unicellular classification, as they are unableto form tissue layers.: True
  2. True of False. All multicellular microorganisms classified as Animalia areheterotrophic: True 17. The function of the lysosome is (select all that apply): A. Lipid synthesis B. Protein synthesis C. To produce energy (ATP) D. Protein modification and distribution E. Waste disposal via hydrolytic enzymes: E 18. The function of the mitochondria is (select all that apply):

A. Lipid synthesis B. Protein synthesis C. To produce energy (ATP) D. Protein modification and distribution E. Waste disposal via hydrolytic enzymes: C

19. The combination of the cell membrane and the outer membrane is referredto as the (select all that apply): A. Cell wall B. Capsid C. Cell envelope D. Outer leaflet: C

  1. What is the smallest biological unit of life?: Cell
  2. Define an essential amino acid.: An essential amino acid cannot be producedby the human body and as such must be take in from the
  1. Microorganisms classified as Plantae obtain most of their energy by con-verting energy into energy.: Light (sunlight); chemical (sugars)
  2. True or False: A defining characteristic of Protista is the inability ofcolonies to form tissue layers.: True 26. Cell walls are found in which of the following (select all that apply): A. Plants B. Fungi C. Bacteria D. Mammalian cells E. Algae: A, B, C, E 27. The function of the ribosome is (select all that apply): A. Lipid synthesis B. Protein synthesis C. To produce energy (ATP)

D. Protein modification and distribution E. Waste disposal via hydrolytic enzymes: B

  1. KNOW PICTURE: KNOW PICTURE