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MCB3020 FINAL EXAM STUDY GUIDE QUESTIONS AND ANSWERS $9.00   Add to cart

Exam (elaborations)

MCB3020 FINAL EXAM STUDY GUIDE QUESTIONS AND ANSWERS

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MCB3020 FINAL EXAM STUDY GUIDE QUESTIONS AND ANSWERS

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  • September 20, 2024
  • 191
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • MCB3020
  • MCB3020
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231 Multiple choice questions

Term 1 of 231
Consider a biochemical pathway with five steps that lead to the production of product Q. If
there is an abundance of product Q, the most efficient way to slow down the entire pathway
would be to regulate...

the promoter sequence

the first enzyme in the pathway


every enzyme in the pathway

the second enzyme in the pathway

Term 2 of 231
The analysis of genetic relatedness by observing the DNA fragmentation patterns resulting
from restriction endonuclease cleavage is referred to as ______.

genetic fingerprinting


dna sequencing

gene editing


protein synthesis

Term 3 of 231
The disinfectant of choice for municipal water supplies is...

sodium

iodine


calcium

chlorine

,Term 4 of 231
Nucleotides are the building blocks of...

Lipids


Double Stranded Rna

both DNA and RNA


formation Of a Holoenzyme

Term 5 of 231
The __________ is the electron acceptor in a redox reaction.

precipitate

catalyst

reductant


oxidant

Term 6 of 231
The terms phototroph and chemotroph refer to an organism's source of...

energy

entropy


lipids

water

Term 7 of 231
T/F: Although there are other classification schemes for prokaryotes, the one used in Bergey's
Manual is currently considered by most microbiologists to be the most accurate.

True

False

,Term 8 of 231
Which of the following is not a category of symbiosis?

communalism


competition

ammensalism

mutualism

Term 9 of 231
The science dealing with classification is called ______.

botany


anatomy

taxonomy

zoology

Term 10 of 231
Who of the following developed a set of criteria that could be used to establish a causative
link between a particular microorganism and a particular disease?

Jenner


Lister

Koch

Pasteur

Term 11 of 231
Which of the following occurs first in transcription?

it recognizes the promoter region

formation of a holoenzyme

elongation of the mrna

none of the choices are correct.

, Term 12 of 231
__________ alter repressor proteins thereby increasing the rate of transcription initiation.

inhibitors


cofactors

inducers

substrates

Term 13 of 231
When members of the normal microbiota of the human body become pathogenic and
produce disease under certain circumstances, they are referred to as ______________ pathogens.

resistant

commensal

virulent


opportunistic

Term 14 of 231
The minimal lethal concentration (MLC) is the...

lowest concentration of a drug that kills a particular pathogen

the saturation of the transport proteins for nutrient uptake


concentration of a drug that promotes pathogen growth

concentration of a drug that has no effect on the pathogen

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