TLS Online TPP Program

#Question id: 18013


Each of five questions on a multiple-choice examination has four choices, only one of which is correct. The student is attempting to guess the answers. The random variable X is the number of questions answer correctly. Probability that the student will get At least one correct answer.

#Unit 13. Methods in Biology
  1. 81/128
  2. 781/1024
  3. 63/64
  4. 57/224
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TLS Online TPP Program

#Question id: 31413

#Unit 2. Cellular Organization

Which one of the following options represents the correct match between the major accessory proteins (Column X) and their function(Column Y)?


TLS Online TPP Program

#Question id: 31414

#Unit 4. Cell Communication and Cell Signaling

Which one of the following options represents the correct match between the proteins (Column X) and related processes(Column Y)?

TLS Online TPP Program

#Question id: 31415

#Unit 7. System Physiology – Animal

A woman taking atropine for a gastrointestinal disorder notices that her pupils are dilated. This occurs because atropine blocks __________ receptors on the __________ muscle of the iris.

TLS Online TPP Program

#Question id: 31416

#Unit 4. Cell Communication and Cell Signaling

The abnormal activation of the PI 3-kinase/Akt/mTOR pathway, which normally occurs early in the process of tumor progression, helps to explain the excessive rate of glycolysis that is observed in tumor cells, known as: 

TLS Online TPP Program

#Question id: 31417

#Unit 2. Cellular Organization

Put these events in the correct temporal order: 
a. End plate potential (EPP)
b. Action potential in muscle fiber
c. ACh release from presynaptic terminal
d. MEPP
e. Opening ligand-gated ion channels
f. Opening Ca2+ channels in presynaptic terminal
g. Binding of ACh to nicotinic receptors,
h. Action potential in nerve fiber

TLS Online TPP Program

#Question id: 32132

#Unit 1. Molecules and their Interaction Relevant to Biology

For guanine, the pKa value is