which one of the following statements is not correct

Which one of the following statements is not correct?

A. Retinal is the light absorbing portion of visual photo pigments

B. In retina the rods have the photopigment rhodopsin while cones have three different photopigments

C. Retinal is a derivative of Vitamin C

D. Rhodopsin is the purplish red protein present in rods only

Answer : Retinal is a derivative of Vitamin C

Releted MCQ Question on
Zoology >> Neural Control and Coordination

Releted Question 1

Which of the following structures or regions is incorrectly paired with its functions?

A. Medulla oblongata : controls respiration and cardiovascular reflexes

B. Limbic system : consists of fibre tracts that interconnect different regions of brain; controls movement

C. Corpus callosum : band of fibers connecting left and right cerebral hemispheres

D. Hypothalamus : production of releasing hormones and regulation of temperature, hunger and thirst

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Releted Question 2

Nissl bodies are mainly composed of

A. Proteins and lipids

B. DNA and RNA

C. Free ribosomes and RER

D. Nucleic acids and SER

View Answer

Releted Question 3

Myelin sheath is produced by :

A. Astrocytes and Schwann cells

B. Oligodendrocytes and Osteoclasts

C. Osteoclasts and Astrocytes

D. Schwann cells and Oligodendrocytes

View Answer

Releted Question 4

Receptor sites for neurotransmitters are present on :

A. Pre-synaptic membrane

B. Tips of axons

C. Post-synaptic membrane

D. Membrane of synaptic vesicles

View Answer

Which one of the following statements is not correct?

Releted MCQ Question on
Zoology >> Neural Control and Coordination

Which of the following structures or regions is incorrectly paired with its functions?

Nissl bodies are mainly composed of

Myelin sheath is produced by :

Receptor sites for neurotransmitters are present on :

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Neural Control and Coordination

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Which one of the following statements is not correct?

Releted MCQ Question on Zoology >> Neural Control and Coordination

Which of the following structures or regions is incorrectly paired with its functions?

Nissl bodies are mainly composed of

Myelin sheath is produced by :

Receptor sites for neurotransmitters are present on :

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Releted MCQ Question on
Zoology >> Neural Control and Coordination

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Neural Control and Coordination