Niacin is synthesized in the body from (A) Tryptophan (B) Tyrosine (C) Glutamate (D) Aspartate

Niacin is synthesized in the body from  
(A) Tryptophan (B) Tyrosine (C) Glutamate (D) Aspartate
by

1 Answer

Answer :

(A) Tryptophan
by

Related questions

Niacin is synthesized in the body from (A) Tryptophan (B) Tyrosine (C) Glutamate (D) Aspartate

Description : Niacin is synthesized in the body from (A) Tryptophan (B) Tyrosine (C) Glutamate (D) Aspartate

Last Answer : Answer : A

Niacin can be synthesised in human beings from (A) Histidine (B) Phenylalanine (C) Tyrosine (D) Tryptophan

Description : Niacin can be synthesised in human beings from (A) Histidine (B) Phenylalanine (C) Tyrosine (D) Tryptophan

Last Answer : (D) Tryptophan

The most of the ultraviolet absorption of proteins above 240 nm is due to their content of (A) Tryptophan (B) Aspartate (C) Glutamate (D) Alanine

Description : The most of the ultraviolet absorption of proteins above 240 nm is due to their content of (A) Tryptophan (B) Aspartate (C) Glutamate (D) Alanine

Last Answer : Answer : A

Niacin or nicotinic acid is a monocarboxylic acid derivative of (A) Pyridine (B) Pyrimidine (C) Flavin (D) Adenine

Description : Niacin or nicotinic acid is a monocarboxylic acid derivative of (A) Pyridine (B) Pyrimidine (C) Flavin (D) Adenine

Last Answer : (A) Pyridine

The pellagra preventive factor is (A) Riboflavin (B) Pantothenic acid (C) Niacin (D) Pyridoxine

Description : The pellagra preventive factor is (A) Riboflavin (B) Pantothenic acid (C) Niacin (D) Pyridoxine

Last Answer : (C) Niacin

Concentration of pyruvic acid and lactic acid in blood is increased due to deficiency of the vitamin (A) Thiamin (B) Riboflavin (C) Niacin (D) Pantothenic acid

Description : Concentration of pyruvic acid and lactic acid in blood is increased due to deficiency of the vitamin (A) Thiamin (B) Riboflavin (C) Niacin (D) Pantothenic acid

Last Answer : (A) Thiamin

Carnitine is synthesized from (A) Lysine and methionine (B) Glycine and arginine (C) Aspartate and glutamate (D) Proline and hydroxyproline

Description : Carnitine is synthesized from (A) Lysine and methionine (B) Glycine and arginine (C) Aspartate and glutamate (D) Proline and hydroxyproline

Last Answer : Answer : A

All of the following statements about aspartate are true except (A) It is non-essential amino acid (B) It is a dicarboxylic amino acid (C) It can be synthesized from pyruvate and glutamate (D) It can be converted into asparagine

Description : All of the following statements about aspartate are true except (A) It is non-essential amino acid (B) It is a dicarboxylic amino acid (C) It can be synthesized from pyruvate and glutamate (D) It can be converted into asparagine

Last Answer : Answer : C

Niacin can be synthesised in human beings from (A) Histidine (B) Phenylalanine (C) Tyrosine (D) Tryptophan

Description : Niacin can be synthesised in human beings from (A) Histidine (B) Phenylalanine (C) Tyrosine (D) Tryptophan

Last Answer : Answer : D

Adrenalin is synthesized from (A) Adenine (B) Adenosine (C) Tyrosine (D) Tryptophan 230 MCQs IN BIOCHEMISTRY

Description : Adrenalin is synthesized from (A) Adenine (B) Adenosine (C) Tyrosine (D) Tryptophan 230 MCQs IN BIOCHEMISTRY

Last Answer : Answer : C

In the body 1 mg of niacin can be produced from (A) 60 mg of pyridoxine (B) 60 mg of tryptophan (C) 30 mg of tryptophan (D) 30 mg of pantothenic acid

Description : In the body 1 mg of niacin can be produced from (A) 60 mg of pyridoxine (B) 60 mg of tryptophan (C) 30 mg of tryptophan (D) 30 mg of pantothenic acid

Last Answer : Answer : B

The four nitrogen atoms of purines are derived from (A) Urea and NH3 (B) NH3, Glycine and Glutamate (C) NH3, Asparate and Glutamate (D) Aspartate, Glutamine and Glycine

Description : The four nitrogen atoms of purines are derived from (A) Urea and NH3 (B) NH3, Glycine and Glutamate (C) NH3, Asparate and Glutamate (D) Aspartate, Glutamine and Glycine

Last Answer : Answer : D

Carbon skeleton of the following amino acid can serve as a substance for gluconeogenesis (A) Cysteine (B) Aspartate (C) Glutamate (D) All of these

Description : Carbon skeleton of the following amino acid can serve as a substance for gluconeogenesis (A) Cysteine (B) Aspartate (C) Glutamate (D) All of these

Last Answer : Answer : D

Nitrogen at position 3 of pyrimidine nucleus comes from (A) Glutamine (B) Glutamate (C) Glycine (D) Aspartate

Description : Nitrogen at position 3 of pyrimidine nucleus comes from (A) Glutamine (B) Glutamate (C) Glycine (D) Aspartate

Last Answer : Answer : A

Nitrogen at position 1 of pyrimidine nucleus comes from (A) Glutamine (B) Glutamate (C) Glycine (D) Aspartate

Description : Nitrogen at position 1 of pyrimidine nucleus comes from (A) Glutamine (B) Glutamate (C) Glycine (D) Aspartate

Last Answer : Answer : D

The carbon atoms of pyrimidine nucleus are provided by (A) Glycine and aspartate (B) CO2 and aspartate (C) CO2 and glutamate (D) CO2 and glutamine

Description : The carbon atoms of pyrimidine nucleus are provided by (A) Glycine and aspartate (B) CO2 and aspartate (C) CO2 and glutamate (D) CO2 and glutamine

Last Answer : Answer : B

The nitrogen atoms of pyrimidine nucleus are provided by (A) Glutamate (B) Glutamate and aspartate (C) Glutamine (D) Glutamine and aspartate

Description : The nitrogen atoms of pyrimidine nucleus are provided by (A) Glutamate (B) Glutamate and aspartate (C) Glutamine (D) Glutamine and aspartate

Last Answer : Answer : D

The nitrogen atoms for de novo synthesis of purine nucleotides are provided by (A) Aspartate and glutamate (B) Aspartate and glycine (C) Aspartate, glutamine and glycine (D) Aspartate, glutamate and glycine

Description : The nitrogen atoms for de novo synthesis of purine nucleotides are provided by (A) Aspartate and glutamate (B) Aspartate and glycine (C) Aspartate, glutamine and glycine (D) Aspartate, glutamate and glycine

Last Answer : Answer : C

In purine nucleus nitrogen atom at 1 position is derived from (A) Aspartate (B) Glutamate (C) Glycine (D) Alanine

Description : In purine nucleus nitrogen atom at 1 position is derived from (A) Aspartate (B) Glutamate (C) Glycine (D) Alanine

Last Answer : Answer : A

Carbamoyl phosphate synthetase structure is marked by change in the presence of (A) N-Acetyl glutamate (B) N-Acetyl Aspartate (C) Neuraminic acid (D) Oxalate

Description : Carbamoyl phosphate synthetase structure is marked by change in the presence of (A) N-Acetyl glutamate (B) N-Acetyl Aspartate (C) Neuraminic acid (D) Oxalate

Last Answer : Answer : A

In brain, the major metabolism for removal of ammonia is the formation of (A) Glutamate (B) Aspartate (C) Asparagine (D) Glutamine

Description : In brain, the major metabolism for removal of ammonia is the formation of (A) Glutamate (B) Aspartate (C) Asparagine (D) Glutamine

Last Answer : Answer : D

Which amino acid is present at 6th position of β-chain of Hbs instead of glutamate in HbA? (A) Cysteine (B) Valine (C) Aspartate (D) Glutamate

Description : Which amino acid is present at 6th position of β-chain of Hbs instead of glutamate in HbA? (A) Cysteine (B) Valine (C) Aspartate (D) Glutamate

Last Answer : Answer : B

Two nitrogen atoms of Urea in the urea cycle come from (A) NH3 (B) One from NH3 and one from aspartate (C) One from NH3 and one from glutamate (D) One from NH3 and one from alanine

Description : Two nitrogen atoms of Urea in the urea cycle come from (A) NH3 (B) One from NH3 and one from aspartate (C) One from NH3 and one from glutamate (D) One from NH3 and one from alanine

Last Answer : Answer : B

The amino acid that undergoes oxidative deamination at significant rate is (A) Alanine (B) Aspartate (C) Glutamate (D) Glutamine

Description : The amino acid that undergoes oxidative deamination at significant rate is (A) Alanine (B) Aspartate (C) Glutamate (D) Glutamine

Last Answer : Answer : C

Electrostatic bonds can be formed between the side chains of (A) Alanine and leucine (B) Leucine and valine (C) Asparate and glutamate (D) Lysine and aspartate

Description : Electrostatic bonds can be formed between the side chains of (A) Alanine and leucine (B) Leucine and valine (C) Asparate and glutamate (D) Lysine and aspartate

Last Answer : Answer : D

The 2 nitrogen atoms in urea are contributed by (A) Ammonia and glutamate (B) Glutamine and glutamate (C) Ammonia and aspartate (D) Ammonia and alanine

Description : The 2 nitrogen atoms in urea are contributed by (A) Ammonia and glutamate (B) Glutamine and glutamate (C) Ammonia and aspartate (D) Ammonia and alanine

Last Answer : Answer : C

The primary structure of fibroin, the principal protein of silk worm fibres consists almost entirely of (A) Glycine (B) Aspartate (C) Keratin (D) Tryptophan

Description : The primary structure of fibroin, the principal protein of silk worm fibres consists almost entirely of (A) Glycine (B) Aspartate (C) Keratin (D) Tryptophan

Last Answer : Answer : A

Should I switch to the vitamins of my youth?

Description : Should I switch to the vitamins of my youth?

Last Answer : I take Flintstones. If you’re a guy make sure you don’t buy the one with iron.

What vitamins and/or supplements do you take daily?

Description : What vitamins and/or supplements do you take daily?

Last Answer : answer:My wife is a dietitian and recommends the supplements listed below for me. Also 6 cardiologists have OK'd them for me to take. I take them in the morning (except melatonin) with two 16 oz ... ) Melatonin 1.5 mg (sleep) Turmeric 450 mg (anti inflammatory) DRUGS: Aspirin 325mg (anticoagulant)

Is this too many capsules to take daily and, if so , why?

Description : Is this too many capsules to take daily and, if so , why?

Last Answer : This is why all these weird pills specify on the bottles “Not approved by the FDA.”

How fast should we drink our orange juice?

Description : How fast should we drink our orange juice?

Last Answer : I’m not sure we should be drinking orange juice at any speed.

Aside from vitamin pills how can I get vitamin e?

Description : Aside from vitamin pills how can I get vitamin e?

Last Answer : Avocados, tofu, almonds, to name a few.

How much do you trust the vitamins and herbs you take?

Description : How much do you trust the vitamins and herbs you take?

Last Answer : Well, I take renal multivitamins and vitamin D as prescribed by my physician, so I trust them well enough. As I said before I do not take herbal supplements.

Is it significant if a B-complex vitamin stains urine?

Description : Is it significant if a B-complex vitamin stains urine?

Last Answer : B-vitamins are water soluble and you will piss bright yellow any surplus. If you feel improvement, consider taking a lower dosage and seeing if that is adequate.

If you were only allowed to take a single supplement, what would it be? Why that one?

Description : If you were only allowed to take a single supplement, what would it be? Why that one?

Last Answer : The only supplement that seems to be consistently touted for health benefits is fish oil, as far as I can tell. Seems like everything else has conflicting research results.

Why do I feel sick after taking my vitamins?

Description : Why do I feel sick after taking my vitamins?

Last Answer : This is very common, especially certain vitamins and minerals when taken in large doses, but assuming you are talking about an average daily vitamin that only has 100% of the USRDA or less for each ingredient ... think it is a great idea to take a daily vitamin especially if you are not eating well.

What would happen if I accidentally took an extra vitamin dose for the day?

Description : What would happen if I accidentally took an extra vitamin dose for the day?

Last Answer : Nothing

What is the point in taking Vitamin supplements?

Description : What is the point in taking Vitamin supplements?

Last Answer : Most diets are missing some of the vitamins. Just don’t go overboard on the fat soluble vitamins, they can have side affects. And, Welcome to fluther.

How do I take a multivitamin that makes me throw up because it's so gross?

Description : How do I take a multivitamin that makes me throw up because it's so gross?

Last Answer : How is a B12 vitamin a multivitamin? Is it B12 or a multivitamin?

What vitamin brand makes small calcium pills?

Description : What vitamin brand makes small calcium pills?

Last Answer : answer:We give my very old mother “Citracal Petites” because they are small. http://www.citracal.com/Product/Tablets-Caplets.aspx

Which vitamins do you use daily & why?

Description : Which vitamins do you use daily & why?

Last Answer : One A Day for Men. It’s a good overall multi-vitamin and it’s affordable. Has extra selenium which is good for the male reproductive system.

Vitamins or supplements with multi-pill dosages: all at once, or throughout the day?

Description : Vitamins or supplements with multi-pill dosages: all at once, or throughout the day?

Last Answer : Dosages from the same type medication you can take at once. But a tip: If you take Codfishoil, some get a foul taste in their mouth during the day, as well as bad breath. Take it before you go to bed ... when you take the oil instead of in pill-form. Taste like sh*t, but it's what works the best!

Is there any chance that people will stop buying over the counter vitamins?

Description : Is there any chance that people will stop buying over the counter vitamins?

Last Answer : Or the supplement market will thrive as we are forced to live off of Top Ramen and Hot Dogs.

Are there any vitamins or herbal supplements that can aid in focus or memory?

Description : Are there any vitamins or herbal supplements that can aid in focus or memory?

Last Answer : Do you where glasses, If so when was the last time you got your eye’s checked out? In your case, is it that you can’t remember where you put your glasses?

Transketolase activity is affected in (A) Bitoin deficiency (B) Pyridoxine deficiency (C) PABA deficiency (D) Thiamine deficiency

Description : Transketolase activity is affected in (A) Bitoin deficiency (B) Pyridoxine deficiency (C) PABA deficiency (D) Thiamine deficiency

Last Answer : D) Thiamine deficiency

During deficiency of thiamine the concentration of the following compound rises in blood and intracellular fluid: (A) Glycogen (B) Sugar (C) Amino acids (D) Pyruvic acid

Description : During deficiency of thiamine the concentration of the following compound rises in blood and intracellular fluid: (A) Glycogen (B) Sugar (C) Amino acids (D) Pyruvic acid

Last Answer : (D) Pyruvic acid

Which ot the following vitamin is involved in coenzyme function in tansaminations? (A) Nicotinamide (B) Pyridoxine (C) Thiamine (D) Riboflavin

Description : Which ot the following vitamin is involved in coenzyme function in tansaminations? (A) Nicotinamide (B) Pyridoxine (C) Thiamine (D) Riboflavin

Last Answer : B) Pyridoxine

Convulsive episodes occur when there is a severe deficiency of: (A) Pyridoxine (B) Folic acid (C) Thiamine (D) Riboflavin

Description : Convulsive episodes occur when there is a severe deficiency of: (A) Pyridoxine (B) Folic acid (C) Thiamine (D) Riboflavin

Last Answer : (A) Pyridoxine

Antirachitic vitamin is (A) Vitamin A (B) Vitamin D (C) Vitamin E (D) Vitamin K

Description : Antirachitic vitamin is (A) Vitamin A (B) Vitamin D (C) Vitamin E (D) Vitamin K

Last Answer : (D) Vitamin K

Sterilized milk is devoid of (A) Vitamin A (B) Vitamin B1 (C) Vitamin C (D) Vitamin D

Description : Sterilized milk is devoid of (A) Vitamin A (B) Vitamin B1 (C) Vitamin C (D) Vitamin D

Last Answer : (C) Vitamin C