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TLS Online TPP Program

#Question id: 346

The partial negative charge in a molecule of water occurs because ________.

#Unit 1. Molecules and their Interaction Relevant to Biology

  1. the oxygen atom donates an electron to each of the hydrogen atoms

  2. the electrons shared between the oxygen and hydrogen atoms spend more time around the oxygen atom nucleus than around the hydrogen atom nucleus

  3. the oxygen atom has two pairs of electrons in its valence shell that are not neutralized by hydrogen atoms

  4. one of the hydrogen atoms donates an electron to the oxygen atom

More Questions
TLS Online TPP Program

#Question id: 31161

#Unit 7. System Physiology – Animal

During the action potential, membrane potential moves toward the equilibrium potential for Na+ but does not reach it because: 
TLS Online TPP Program

#Question id: 31162

#Unit 7. System Physiology – Animal

Which of the following statement correctly represents phenomena of positive feedback loop during neuron action potential?
TLS Online TPP Program

#Question id: 31163

#Unit 7. System Physiology – Animal

Which of the following condition reduces the size of the action potential?
TLS Online TPP Program

#Question id: 31164

#Unit 7. System Physiology – Animal

During the action potential, Na+ channels rapidly enter a closed state called as:
TLS Online TPP Program

#Question id: 31165

#Unit 7. System Physiology – Animal

What happens during overshoot? 
TLS Online TPP Program

#Question id: 31166

#Unit 7. System Physiology – Animal

Which of the following correctly explains the after-hyperpolarization?