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TLS Online TPP Program

#Question id: 17214

What is the effect of alarm reaction on cardiac system?

#7. System Physiology – Animal
  1. Decrease heart rate
  2. Peripheral vasoconstriction- blood flow is diverted to vital organs
  3. Peripheral vasodilation- blood flow is diverted to vital organs
  4.  Decreased blood flow to the cardiac smooth muscles
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TLS Online TPP Program

#Question id: 19866

#13. Methods in Biology

Which of the following variants of PCR has been devised to increase the specificity of PCR without lowering the efficiency by variation annealing temperature?
TLS Online TPP Program

#Question id: 2072

#2. Cellular Organization

Which of the following structures would decrease the electrochemical gradient across a membrane?
TLS Online TPP Program

#Question id: 8961

#9. Diversity of Life Forms

What does recent evidence from molecular systematics reveal about the relationship between grades and clades?
TLS Online TPP Program

#Question id: 295

#1. Molecules and their Interaction Relevant to Biology

Which of the following pairs of amino acids could form a covalent disulfide bond to link two polypeptides together in a multi-subunit protein complex
TLS Online TPP Program

#Question id: 5072

#5. Developmental Biology

Movement of epithelial cells as a unit to enclose deeper layers of the embryo. This type of cell movement during gastrulation occur in: