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TLS Online TPP Program

#Question id: 1028

The capsule

#Zoology

  1. may be used for protection.

  2. may be used to help the bacteria adhere to surfaces.

  3. may be involved in movement.

  4. may be used for protection AND may be used to help the bacteria adhere to surfaces.

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TLS Online TPP Program

#Question id: 27211

#Biochemistry

 A biological redox reaction always involves
TLS Online TPP Program

#Question id: 27375

#Biochemistry

An atom of sodium has an atomic number of 11 and a mass number of 23. Which of the following statements is correct?
TLS Online TPP Program

#Question id: 27376

#Biochemistry

The number of neutrons is equal to
TLS Online TPP Program

#Question id: 27377

#Biochemistry

Calculate the number of electrons, protons and neutrons in 1 mole of 16O−2 ions.
TLS Online TPP Program

#Question id: 27378

#Biochemistry

Choose the correct statements
(i) Atomic number = number of protons + number of electrons
(ii)Mass number = number of protons + number of neutrons
(iiiAtomic number = number of protons + number of neutrons
(iv)Atomic number = number of protons = number of electrons
TLS Online TPP Program

#Question id: 27379

#Biochemistry

Atomic radii can be measure by calculation