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MCB 2610 Exam 1 Questions and answers verified to pass 2024/2025
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MCB 2610 Exam 1 Questions and answers verified to pass 2024/2025 MCB 2610 Exam 1 Questions Which of the following is a microorganism? a. Bacteria b. Plants c. Viruses - correct answer bacteria Which of the following is not a characteristic of life? a. Respond to stimuli b. Evolution ...

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  • October 17, 2024
  • 11
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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MCB 2610 Exam 1 Questions
Which of the following is a microorganism?
a. Bacteria
b. Plants
c. Viruses - correct answer ✔bacteria


Which of the following is not a characteristic of life?
a. Respond to stimuli
b. Evolution
c. Being multicellular
d. Homeostasis - correct answer ✔being multicellular


Which of the following may be a function of proteins within a cell?
a. To be a polypeptide
b. To catalyze chemical reactions
c. To provide instructions for assembly of polypeptides
d. Energy storage - correct answer ✔to catalyze chemical reactions


True or False: Viruses do not meet the commonly held definition for living
organisms - correct answer ✔true


Which of the following is not a characteristic that distinguishes living
organisms from nonliving?
a. DNA as the genetic material
b. Metabolism
c. Growth

, d. Reproduction - correct answer ✔DNA as the genetic material


Due to its versatility, many scientists have hypothesized this molecule may
have formed the basis for early life on earth.
a. RNA
b. Amino acids
c. Lipids
d. DNA - correct answer ✔RNA


What are the three domains of life?
a. Monera, Animals, and Plants
b. Prokaryote, Eukaryote, and Archaea
c. Prokaryote, Eukaryote, and Fungi
d. Bacteria, Archaea, and Eukarya
e. Animals, Plants, and Bacteria - correct answer ✔Bacteria, Archaea, and
Eukarya


Which of the following is NOT likely to be true of primitive microbes?
a. They were aerobic
b. They were photosynthetic
c. They could survive in acidic conditions
d. They had a plasma membrane - correct answer ✔they were aerobic


What is the likely origin of eukaryal mitochondria and chloroplasts?
a. Membrane invagination
b. Endosymbiosis of bacteria
c. Engulfment of other eukaryal cells

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