Practice Questions

TLS Online TPP Program

#Question id: 552

Which of the following is true of the binding energy derived from enzyme-substrate interactions?

#Unit 1. Molecules and their Interaction Relevant to Biology

It cannot provide enough energy to explain the large rate accelerations brought about by enzymes.
It is sometimes used to hold two substrates in the optimal orientation for reaction.
It is the result of covalent bonds formed between enzyme and substrate.
Most of it is derived from covalent bonds between enzyme and substrate.

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TLS Online TPP Program

#Question id: 5296

#Unit 8. Inheritance Biology

A transformation experiment is performed with a donor strain that is resistant to four drugs: A, B, C, and D. The recipient is sensitive to all four drugs. The treated recipient cell population is divided up and plated on media containing various combinations of the drugs. The table below shows the results. What is the probable order of the three tightly linked genes?

TLS Online TPP Program

#Question id: 12632

#Unit 6. System Physiology – Plant

In brief, brassinolide binding to the brassinosteroid receptor kinase present on the plasma membrane, these brassinosteroid receptor kinase is,

TLS Online TPP Program

#Question id: 23329

#General Aptitude

The steps of historical research method are

TLS Online TPP Program

#Question id: 3612

#Unit 8. Inheritance Biology

Multiple alleles control inheritance of