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TLS Online TPP Program

#Question id: 1099

How does the toxin of Vibrio cholerae cause profuse diarrhea?

#Unit 4. Cell Communication and Cell Signaling

  1. It modifies a G protein involved in regulating salt and water secretion.

  2. It modifies adenylyl cyclase and triggers excess formation of cAMP.

  3. It signals IP3 to act as a second messenger for the release of calcium.

  4. It modifies a ligand-gated ion channel.

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TLS Online TPP Program

#Question id: 3010

#Unit 2. Cellular Organization

Endospores
TLS Online TPP Program

#Question id: 3011

#Unit 2. Cellular Organization

Bacteria that may form endospores include
TLS Online TPP Program

#Question id: 3012

#Unit 2. Cellular Organization

Agar is a sulfated polymer
TLS Online TPP Program

#Question id: 3013

#Unit 2. Cellular Organization

Bacteria survive adverse conditions by forming
TLS Online TPP Program

#Question id: 3014

#Unit 2. Cellular Organization

Regarding prokaryotic reproduction, which statement is correct?
TLS Online TPP Program

#Question id: 3015

#Unit 2. Cellular Organization

All the bacterial cells that result from the replication of a single original bacterial organism are said to be a