The Nucleases (enzymes that hydrolyzes DNA) are considered virulence factor because they destroy the Neutrophils Extracellualr Traps (NETs).

a. true
b. false


Ans: a. true

Biology & Microbiology

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What are the two principle factors that lead to microevolution?

A. New genetic variation and gene duplication B. Horizontal gene transfer and evolutionary mechanisms C. New genetic variation and evolutionary mechanisms D. Natural selection and migration

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In the following list, which term is least related to the others?

A) trisomic B) monosomic C) aneuploid D) triploid E) nondisjunction

Biology & Microbiology

A technique used to identify species by matching up sequence differences in a standard region of the genome is called

A. mutation counting. B. genome sequencing. C. DNA barcoding. D. nucleotide matching. E. PCR

Biology & Microbiology

Which of the following is an example of a lipid?

A) cholesterol B) chitin C) keratin D) cellulose

Biology & Microbiology