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(a) E - Malpighian layer,
F - Nerve cell,
G - Erector pilli muscle
(b) (i) H - Excretion of waste products of metabolism from the body e.g. excess water, mineral salts traces of urea, lactic acid
- Temperature regulation in the body brings a cooling effect through loss of excess heat by evaporation of water
(ii) I - Keep s the hair and epidermis flexible and water proof or supple
- Contains antiseptic properties for protection against bacteria or micro-organisms.
johnmulu answered the question on May 5, 2017 at 05:01
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