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TLS Online TPP Program

#Question id: 1516

 A research team is working on the design of a new drug for the treatment of lung cancer. To be most effective, this drug must specifically enter the cytoplasm of lung cells while not entering the cells of other tissues. Which of the following characteristics would likely enhance the specificity of this drug?

#Unit 4. Cell Communication and Cell Signaling

  1. The relative hydrophobicity of the drug molecule.

  2. Phospholipid composition of lung cell plasma membranes.

  3. Specificity of the drug molecule for binding to the extracellular matrix of lung cells.

  4. Similarity of the drug molecule to other molecules normally transported lung cells.

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TLS Online TPP Program

#Question id: 19694

#Unit 13. Methods in Biology

How to calculate heart rate from ECG?
a. by counting the number of QRS complexes
b. by counting the number of R Waves
c. by counting the number of P Waves
d. by counting the number of T Waves
TLS Online TPP Program

#Question id: 19695

#Unit 13. Methods in Biology

Which of the following leads are used to record ECG by using two active electrodes?
TLS Online TPP Program

#Question id: 19696

#Unit 13. Methods in Biology

Different leads are used to record ECG of humans. Which of the following connection shows in recording limb lead I?
TLS Online TPP Program

#Question id: 19697

#Unit 13. Methods in Biology

How to record through limb lead II in ECG?
TLS Online TPP Program

#Question id: 19698

#Unit 13. Methods in Biology

What is the configuration of limb lead III during ECG recording?
TLS Online TPP Program

#Question id: 19699

#Unit 13. Methods in Biology

What is Einthoven’s Law?