List of top Animal Biotechnology Questions on Biomolecules asked in ICAR AIEEA (PG)

Given below are two statements, one is labelled as Assertion (A) and other labelled as Reason (R).
Assertion (A) : A solution of $\alpha$-D glucose and a solution of $\beta$-D glucose shows identical optical properties.
Reason (R) : They form identical equilibrium mixture in solution.
In light of the above statements, choose the correct answer from the options given below.
An ideal right handed $\alpha$-helix is made up of 200 amino acid residues, the length of that helix structure is
Given below are two statements, one is labelled as Assertion (A) and other labelled as Reason (R).
Assertion (A) : A polypeptide chain with a long block of Arginine at pH 7.0 can not form an $\alpha$-helix in the portion containing long block of arginine.
Reason (R) : Positively charged side chains of arginine at pH 7.0 repel each other strongly.
In light of the above statements, choose the correct answer from the options given below.
If pI (isoelectric pH) of serine and leucine are 5.68 and 5.98 respectively then in a solution of pH 3.0
A polypeptide chain containing three lysine and four arginine residues is treated with sufficient concentration of trypsin in a reaction mixture with optimum condition for reaction of trypsin yield Consider no arginine and lysine residues are present in carboxy and amino terminal end of that polypeptide
The vitamins, which also serve as precursors of hormone
(A) Vitamin A
(B) Vitamin B12
(C) Vitamin D
(D) Vitamin C
Choose the correct answer from the options given below:
Three fatty acids, F1, F2, and F3 with same chain length has melting point of $45^\circ\text{C}$, $50^\circ\text{C}$ and $60^\circ\text{C}$ then the number of unsaturated carbon present in}
The viatmin which is hydrophobic in nature
The four covalent bonds in methane ($\text{CH}_4$) are arranged around carbon to give which one of the following geometries?
The lipoprotein responsible for VLDL secretion from liver is
End product of beta-oxidation of a 16 carbon fatty acid will be
Which of the following lipoproteins is responsible for reverse cholesterol transport?
The fatty acid synthase multienzyme complex contains how many identical polypeptide monomers?
How many ATPs will be produced by oxidation of a fatty acid with 18 carbons, if we consider that one NADH produces 3 ATPs and one FADH2 yields 2 ATPs in respiratory chain?
Why linoleic acid or linolenic acid are essential fatty acids in mammals?
Identify the three vitamin $\text{B}_{12}$-dependent enzymes.}
A. Dihydrofolate reductase
B. Methylmalonyl CoA mutase
C. Leucine aminomutase
D. Methionine synthase
Choose the correct answer from the options given below:
The process of conversion of glycogen to glucose-6-phosphate is known as
Calmodulin a calcium dependent regulatory protein and of 17-kDa is homologous to which muscle protein?
Which vitamin is widely used as a food additive?
Which of the following statements about interferons is correct:
Carnitine acylcarnitine translocase is present in:
In \(\beta\)-Oxidation, \(\beta\)-Ketoacyl-CoA dehydrogenase catalyzes which of the following reactions?
In a fed state when blood glucose concentration is high then:
Statement I: Glucokinase phosphorylate glucose molecule in the hepatic cell but not in the condition when blood glucose concentration is normal as it has a high Km value
Statement II: Activity of hexokinase enzyme is decreased as most of the enzyme is in the form of enzyme-substrate complex
In light of the above statements, choose the most appropriate answer from the options given below:
The enzymes that catalyze the forward reaction in the glycolytic pathway are:
A. Phosphofructokinase
B. Hexokinase
C. Phosphoglycerate kinase
D. Pyruvate kinase
Choose the correct answer from the options given below:
Which of the following statements are true for \(\omega\) (omega) oxidation of fatty acids in mammalian tissue?
A. Introduces a hydroxyl group on to \(\omega\) (omega) carbon in the first step of \(\omega\)-oxidation
B. \(\omega\)-Oxidation occurs in mitochondrial matrix
C. \(\omega\)-Oxidation is a minor pathway for fatty acid oxidation in normal mammalian cell
Choose the correct answer from the options given below: