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Good vision depends on adequate intake of carotene rich food : Select the best option from the following statements :
(a) Vitamin A derivatives are formed from carotene
(b) The photopigments are embedded in the membrane discs of the inner segment
(c) Retinal is a derivative of Vitamin A
(d) Retinal is a light absorbing part of all the visual photopigments Options :
 
  • a)
    (a), (c) and (d)
  • b)
    (a) and (c)
  • c)
    (b), (c) and (d)
  • d)
    (a) and (b)
Correct answer is option 'A'. Can you explain this answer?
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Good vision depends on adequate intake of carotene rich food : Select ...
Ans is A
becoz the photopigments are embedded in membrane discs of outer segment not inner....
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Good vision depends on adequate intake of carotene rich food : Select ...
(a) Vitamin A derivatives are formed from carotene

Carotene is a pigment found in many fruits and vegetables, particularly those that are orange or yellow in color. It is a precursor to vitamin A, which means that it can be converted into vitamin A in the body. This conversion process occurs in the liver and the intestinal mucosa.

Vitamin A is essential for good vision as it is a component of the visual photopigments found in the retina of the eye. These photopigments are responsible for capturing light and initiating the process of vision.

(b) The photopigments are embedded in the membrane discs of the inner segment

The visual photopigments, also known as opsins, are embedded in the membrane discs of the inner segment of the photoreceptor cells in the retina. These photoreceptor cells, called rods and cones, are responsible for detecting light and transmitting visual information to the brain.

(c) Retinal is a derivative of Vitamin A

Retinal is a form of vitamin A that is involved in the visual process. It is a key component of the visual photopigments, specifically the form called rhodopsin found in rod cells. When light enters the eye and strikes the photopigments, retinal undergoes a chemical change that triggers a cascade of events leading to the generation of electrical signals that are transmitted to the brain for interpretation as visual images.

(d) Retinal is a light-absorbing part of all the visual photopigments

Retinal is the light-absorbing component of the visual photopigments. When light hits the retinal molecule, it undergoes a conformational change that triggers a series of chemical reactions, ultimately leading to the generation of nerve impulses that are sent to the brain for processing and interpretation as visual information.

In conclusion, good vision depends on the adequate intake of carotene-rich foods because carotene can be converted into vitamin A, which is essential for the formation of visual photopigments. These photopigments, which include retinal, are embedded in the membrane discs of the inner segment of the photoreceptor cells and are responsible for capturing light and initiating the visual process. Therefore, option (a) - (a), (c), and (d) - is the correct answer.
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Good vision depends on adequate intake of carotene rich food : Select the best option from the following statements :(a) Vitamin A derivatives are formed from carotene(b) The photopigments are embedded in the membrane discs of the inner segment(c) Retinal is a derivative of Vitamin A(d) Retinal is a light absorbing part of all the visual photopigments Options :a)(a), (c) and (d)b)(a) and (c)c)(b), (c) and (d)d)(a) and (b)Correct answer is option 'A'. Can you explain this answer?
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Good vision depends on adequate intake of carotene rich food : Select the best option from the following statements :(a) Vitamin A derivatives are formed from carotene(b) The photopigments are embedded in the membrane discs of the inner segment(c) Retinal is a derivative of Vitamin A(d) Retinal is a light absorbing part of all the visual photopigments Options :a)(a), (c) and (d)b)(a) and (c)c)(b), (c) and (d)d)(a) and (b)Correct answer is option 'A'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about Good vision depends on adequate intake of carotene rich food : Select the best option from the following statements :(a) Vitamin A derivatives are formed from carotene(b) The photopigments are embedded in the membrane discs of the inner segment(c) Retinal is a derivative of Vitamin A(d) Retinal is a light absorbing part of all the visual photopigments Options :a)(a), (c) and (d)b)(a) and (c)c)(b), (c) and (d)d)(a) and (b)Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Good vision depends on adequate intake of carotene rich food : Select the best option from the following statements :(a) Vitamin A derivatives are formed from carotene(b) The photopigments are embedded in the membrane discs of the inner segment(c) Retinal is a derivative of Vitamin A(d) Retinal is a light absorbing part of all the visual photopigments Options :a)(a), (c) and (d)b)(a) and (c)c)(b), (c) and (d)d)(a) and (b)Correct answer is option 'A'. Can you explain this answer?.
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