Question # 1

Essential part of nucleic acids are.

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Hexoses

Pentoses

Heptoses

Trioses

Which of the following statements regardign genes is false.

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Genes are located on chromosomes

Genes consist of a long sequence of DNA

A gene contains information for the production of a protein

Each cell contains a sigle copy of every gene

Most abundant biomolecule in the cell is

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Lipids

Proteins

Carbohydrates

Nucleic acids

%age of protein is dry mass of protoplasm.

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15

50

10

18

What is the primary function of carbohydrates.

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Provide energy

Act as enzymes

Regular processes

Make Memberanes

Genes are short segments of.

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DNA

Lipids

Protein

Carbohyrdrates

Which is not a function of carbohydrates.

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Providing energy

Forming the primary structure of cell membranes

Breaking down into glucose

Serving as building blocks for complex carbohydrates

Which nitrogenous base is found in RNA but not in DNA.

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Adenine

Uracil

Guanine

Thymine

Amino acids present in insullin.

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95

51

574

47

Most abundant carbohydrate is

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Chitin

Cellulose

Glucose

Starch

Proteins present in muscle cells.

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Actin

Fibrin

Myosin

B and C both

Which components make up a nucleotide.

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Protein, sugar, nitrogenous base

Sugar phosphate, itrogenous base

Amino acid, sugar, nitrogenous base

Fatty acide, phosphate, nitrogenous base

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