Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 39716
TLS Online TPP Program

#Question id: 58

A covalent chemical bond is one in which ________.

#SCPH05 I Biotechnology

  1. electrons are removed from one atom and transferred to another atom so that the two atoms become oppositely charged

  2. protons and neutrons are shared by two atoms so as to satisfy the requirements of both atoms

  3. outer-shell electrons of two atoms are shared so as to satisfactorily fill their respective orbitals

  4. outer-shell electrons of one atom are transferred to fill the inner electron shell of another atom

More Questions
TLS Online TPP Program

#Question id: 12684

#SCPH28 | Zoology

Many techniques used in molecular biology mimic in some way the natural functions such as_________.
TLS Online TPP Program

#Question id: 27202

#SCPH05 I Biotechnology

The rate constant for a first-order reaction is 4. 606 x 10-3 s-1. The time required to reduce 2.0 g of the reactant to 0.2 g will be:
TLS Online TPP Program

#Question id: 10888

#SCPH06 I Botany

Ecologists have applied the top-down model to improve water quality in polluted lakes showing in picture. This approach, called biomanipulation, attempts to prevent algal blooms and eutrophication by altering the density of organism instead of chemical treatment as following
TLS Online TPP Program

#Question id: 1303

#SCPH05 I Biotechnology

What is a primary function of integrins?
TLS Online TPP Program

#Question id: 2126

#SCPH28 | Zoology

A hydropathy plot is used to: