Practice Questions

TLS Online TPP Program

#Question id: 12029

When used appropriately, antibiotic treatment can effectively reduce bacteria populations and help fight infections. However, antibiotic treatments can have unintended effects. What is one concern when using antibiotics?

#Unit 7. System Physiology – Animal

Antibiotics also damage animal cells, so they can be more harmful than a bacterial infection.
Antibiotics cause viruses to become more effective at infecting cells.
Each antibiotic is only effective against one type of bacteria, so effects on infection are limited.
Antibiotics may also kill the beneficial bacteria of the microbiome, thereby disrupting digestive health.

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TLS Online TPP Program

#Question id: 24230

#Unit 4. Cell Communication and Cell Signaling

Classical cadherin molecule do not contains:

TLS Online TPP Program

#Question id: 24231

#Unit 4. Cell Communication and Cell Signaling

Match the following classes of classical cadherins with their functions.

a. E-cadherin 1.present on many types of epithelial cells

b. N-cadherin 2.present on nerve, muscle and lens cells

c. P-cadherin 3.present on cells in the placenta & epidermis

TLS Online TPP Program

#Question id: 24232

#Unit 4. Cell Communication and Cell Signaling

Desmocollins and desmogleins that form desmosomes are

TLS Online TPP Program

#Question id: 24233

#Unit 4. Cell Communication and Cell Signaling

Epithelial-to-mesenchymal transition is associated with a reduction in the expression of;

TLS Online TPP Program

#Question id: 24234

#Unit 4. Cell Communication and Cell Signaling

Name of the cadherin-family member which is highly expressed in epithelial cells in the human airway, act as a receptor for RV-C

TLS Online TPP Program

#Question id: 24235

#Unit 4. Cell Communication and Cell Signaling

In cultured cells, which of the following mutation in the EC5 domain of CDHR3 increases the cell-surface expression of CDHR3 and the binding and replication of RV-C?