A) muscles
B) salivary glands
C) connective tissue
D) endocrine glands
Correct Answer: B
Solution :
Polytene chromosomes are present in salivary glands. Polytene chromosome is a giant chromosome produced by interphase replication without division and consisting of many identical chromatids arranged side by side in cable like pattern. Muscle is a tissue consisting of sheets or bundles of cells that are capable of contraction, so producing movement and tension in the body. Muscle are of three type (i) Voluntary, (ii) Involuntary and (iii) Cardiac muscles. Connective tissue is an animal tissue consisting of small number of cells and fibres and a large amount of intercellular matrix. It provides support, as packing material, defence and repair. Endocrine glands are ductless glands, that manufacture hormone and secrete them directly into the blood stream to act at distant sites in the body. They tend to control slow long term activities in the body like growth and sexual development.
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