Question

1. Give one word for the following:
(a) Acts as bearer of heredity units.
(b) Two animals which have nineteen pairs of
chromosomes.
(c) The specific part of a chromosome that determines
hereditary characteristics.

(d) The chromosome in which contromere lies in the
middle of chromosome.
(e) The bonds by which nitrogenous bases of two
polynucleotide chains are joined together.​

Answer 1

Answer:

a) chromosome

b) Tiger and Lion have 19 pair of chromosome or 38 chromosomes

C) DNA

d) centromere

e) Nucleotides are joined together by covalent bonds

Answer 2

The answers are

1. Chromosomes
2. Tiger or Lion
3. DNA( Deoxyribonucleic Acid)
4. Metacentric chromosome
5. Nucleotides

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