Question

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Answer 1

Answer:

glucagon is an antagonist of insulin, i.e. it raises blood sugar

Scrotal sacs are pouches for holding testes located between the thighs and above the symphysis pubis. It maintains temperature of testes 2- 3 °C lower than body temperature, ideal for sperm maturation

Ear ossicles are used for amplification of sound waves, present inside middle ear

Lens of the eye, held in position by ciliary muscle is the part of eye which helps in focusing of image on the retina

Myelin Sheath , present usually in PNS neurons, is used for electrical insulation of neurons, and also plays role in saltatory nerve impulse conduction

Answer 2

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Explanation:

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