Question

1. Wha
and


1. Name the following:
(a) The repeating components of each DNA strand
lengthwise.
(b) The complex structure consisting of DNA strand
and a core of histones.
(c) The type of bond which joins the complementary
nitrogenous bases.
(d) The three components of a nucleotide.
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Answer 1

Explanation:

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Answer 2

Answer:

1. Each DNA strand is composed of repeating nucleotides. Each nucleotide has a phosphate and sugar(pentose) attached lengthwise and a nitrogenous base attached to the sugar inwards which extends to join another nitrogenous base in an adjoining strand. Nitrogenous bases are Adenine, Guanine, Cytosine and Thymine.

2. Chromatin...

3.