Practice Questions

TLS Online TPP Program

#Question id: 61

Which of the following correctly describes chemical equilibrium?

#XL - Q Biochemistry

Forward and reverse reactions continue with no net effect on the concentrations of the reactants and products.
Concentrations of products are higher than the concentrations of the reactants.
There are equal concentrations of products and reactants while forward and reverse reactions continue.
There are equal concentrations of reactants and products, and the reactions have stopped.

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TLS Online TPP Program

#Question id: 322

#XL - Q Biochemistry

A covalent bond is likely to be polar when ________.

TLS Online TPP Program

#Question id: 3430

#XL - T Zoology

The proximate causes of behavior are interactions with the environment, but behavior is ultimately shaped by

TLS Online TPP Program

#Question id: 4161

#XL - T Zoology

The link between an activated amino acid and tRNA is an __ bond between the __ of the amino acid and a hydroxyl group of the tRNA.

TLS Online TPP Program

#Question id: 2096

#XL - S Microbiology

Movement of phospholipids from one leaflet to the other

TLS Online TPP Program

#Question id: 20208

#XL - P Chemistry

The wave number of first line of Balmer series of hydrogen is 15200 cm^–1. The wave number of the first Balmer line of Li¹⁺ ion is