Both Deletions and Insertions Occur During the Evolution of Microbial

question 10

Multiple Choice

Both deletions and insertions occur during the evolution of microbial genomes. Insertions bring in new genes that may be useful for the cell. Deletions

• A) may increase fitness of a microorganism by eliminating unneeded genes.
• B) always result in a severe loss of fitness for the microorganism.
• C) are uncommon because they are usually lethal.
• D) always result in a severe loss of fitness but keep microbial genomes compact.

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Definitions:

Catatonic Stupor

A state of psycho-motor immobility and behavioral abnormality, characterized by a lack of response to environment and often associated with schizophrenia.

Catatonic Excitement

A form of catatonia in which a person moves excitedly, sometimes with wild waving of the arms and legs.

Catatonic Rigidity

A symptom of catatonic schizophrenia where an individual exhibits an abnormality in muscle tone, leading to a rigid, immovable stance or posture for long periods.

Catatonic Rigidity

A symptom of catatonia characterized by an individual's muscles being stiff or rigid, leading to immobility or abnormal postures.