What are the vitamins which make up the b complex, Biology

Assignment Help:

Q. What are the vitamins which make up the B complex? Which problems does the lack of these vitamins cause?

Vitamins of the B complex are: vitamin B1 or thiamin, riboflavin, or vitamin B2, and niacin (B3), essential for the constitution of the hydrogen acceptors FAD, NAD and NADP of the energetic metabolism pyridoxine, or B6 and cyanocobalamin or vitamin B12.

Deficiency of vitamin B1 causes beriberi loss of fatigue and appetite. The lack of vitamin B2 causes mucosal injuries in the mouth, lips and tongue. Deficiency of niacin causes nervousness, loss of energy and pellagra, digestive disturbances. Lack of vitamin B6 causes skin irritation, lesions and convulsions. Vitamin B12 acts together with folic acid and its deficiency causes cell division disruptions leading to pernicious anemia a type of nutrient deficiency anemia and megaloblastic.

The absorption of vitamin B12 depends on another substance called as the intrinsic factor secreted by the gastric mucosa.


Related Discussions:- What are the vitamins which make up the b complex

Determine the blood plasma levels of glucose, Which of the following serves...

Which of the following serves as an actuating signal, or as part of an actuating signal, in a negative feedback system? A. Blood plasma levels of Glucose. B. Blood plasma le

Polygonum type - monosporic embryo sacs, Polygonum Type - Monosporic Embryo...

Polygonum Type - Monosporic Embryo Sacs The embryo sac is formed from the chalazal megaspore in the tetrad and is eight-nucleate. The development of the embryo sac begins with

Mechanical valves, Mechanical Valves They are made of a combination o...

Mechanical Valves They are made of a combination of metal alloys, pyrolite carbon and dacron. Types of Mechanical Valves Caged-ball Valve (Star-Edwards) A me

Mesophytes, Mesophytes These plants grow in moist habitats and well-aer...

Mesophytes These plants grow in moist habitats and well-aerated soils. They prefer soil and air of moderate humidity but fail to swive in areas with water-logged soils or oveta

Which is the first heart chamber into which blood enters, Q. Which is the f...

Q. Which is the first (human) heart chamber into which blood enters? Where does the blood go after passing that chamber? What is the name of the valve that separates the compartmen

Explain android obesity, Normal 0 false false false EN-...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Explain chemically defined or synthetic media-culture media, Explain Chemic...

Explain Chemically Defined or Synthetic Media - Culture Media? Synthetic media are those media where detailed composition of the medium is known in terms of the chemical nature

Differentiate between glycogenesis and glycogenolysis, Differentiate betwee...

Differentiate between glycogenesis and glycogenolysis. The synthesis  of glycogen in liver and muscle  is  called glycogenesis.  The breakdown of glycogen in the liver (glycoge

Coronal disassembly devices-grasping instruments, Grasping instruments ...

Grasping instruments -Plier or clamp forceps -put piece of rubber in the plier                                 -applied on the buccal and lingual surface -make pressure to

Secondary prevention - rheumatic fever, Benzathine penicillin given every t...

Benzathine penicillin given every three weeks as IM injection (1.2 mega units) has given the best results. Oral agents (penicillin V) are given in patients with lower risk of rheum

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd