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Nucleotides are building blocks of nucleic acids. Each nucleotide is a composite molecule formed byCorrectIncorrect
The most important constituent of plant cell wall (Cellulose) is made up ofCorrectIncorrect
Which of the followings are not correct?
a) A protein is imagined as a line, the left end represented by the first amino acid and the right end represented by the last amino acid. The first amino acid is also called as C terminal amino acid. The last amino acid is called the N terminal amino acid.
b) In proteins, only left-handed helices are observed.
c) Tertiary structure is absolutely necessary for the many biological activities of proteins.
d) Hydrogen and Disultide bond mainly seen in primary and secondary structure both.CorrectIncorrect
Which one of the following statements is not correct regarding competitive inhibition?CorrectIncorrect
Which one of the following is a non – reducing carbohydrate?CorrectIncorrect
Which of the following is the least likely to be involved in stabilising the three dimensional folding of most proteins?CorrectIncorrect
A typical fat molecule is made up ofCorrectIncorrect
Which is wrong about nucleic acids ?CorrectIncorrect
If base order in one chain of DNA is “ATGCATC” then how many number of H-bonds found in DNA duplex ?CorrectIncorrect
Antiparallel strands of a DNA molecule means?CorrectIncorrect
Consider the following statements.
(i) Chitin, a complex or heteropolysaccharide occurring in endoskeleton consists of NAG.
(ii) Glucosamine and N-acetyl glucosamine are modified lipid.
(iii) Cellulose shows blue colour when treated with I2.
(iv) Starch in plants and glycogen in animals are store houses of energy.
(v) Left end of polysaccharide is called reducing end while Right end is called non reducing end.CorrectIncorrect
Which of the followings are not true?
a. Chrysolaminarin is storage polysaccharides of diatoms
b. Stachyose is an example of artificial sweetens but sucralose is not.
c. Glucose (closed ring form) is a reducing sugar
d. Millard reaction occurs between amino group and carboxyl groupCorrectIncorrect