GENERAL KNOWLEDGE

GK

VITAMINS MINERALS COENZYMES AND DEFICIENCY DISEASES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which trace mineral is a component of the enzyme that activates vitamin A in the eye?
A
Iron
B
Zinc
C
Iodine
D
Chromium
Explanation: 

Detailed explanation-1: -Zinc is found in high concentrations in the retina, RPE, and choroid. This trace mineral serves as a cofactor with many important retinal enzymes, including superoxide dismutase (SOD), catalase, carbonic anhydrase, retinol dehydrogenase, and protein phosphorylase; it also releases vitamin A from the liver.

Detailed explanation-2: -Trace elements are found in small amounts in a variety of foods such as meat, fish, cereals, milk and dairy foods, vegetables and nuts.

Detailed explanation-3: -TRACE MINERALS HAVE ESSENTIAL FUNCTIONS INCLUDING THE FOLLOWING: Being crucial building blocks for hundreds of enzymes. Facilitating a multitude of biochemical reactions. Being a requirement for normal growth and development as well as neurological functions.

Detailed explanation-4: -At least 21 trace elements have been described in the human body and each one has different functions. Deficiencies or excess of any of the trace elements can cause various clinical manifestations and affect one’s growth and development.

There is 1 question to complete.