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Biology : Biomolecules

Short Answer Type

141.

Describe lock and key hypothesis.

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142. Find out how much cellulose is made by all the plants in the biosphere and compare it with how much of paper is manufactured by man and hence what is the consumption of plant material by man annually. What is the loss of vegetation.

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143. Describe induced fit hypothesis.

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144. Define hormone.

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145. Name the various classes of enzymes.

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Long Answer Type

146. Describe the various factors which affect enzymatic reactions.

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Short Answer Type

147. Explain Prothetic group , holoenzyme and enzyme.

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148. What are macromolecules? Give examples.

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Long Answer Type

149. Describe the important properties of enzymes.

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Multiple Choice Questions

150.

Which one of the following statements is wrong?

cellulose is a polysaccharide
Uracil is a pyrimidine
Glycine is a sulphur containing amino acid
Glycine is a sulphur containing amino acid

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