Give reasons for the following: (a) The human testes are located outs

1.	Give reasons for the following: (a) The human testes are located outside the abdominal cavity. (b) Some organisms like honey-bees are called parthenogenetic animals.
Answer» (a) To maintain the temperature (2-2.5°C) lower than the normal internal body temperature, is essential for spermatogenesis. (b) They (drones/males) develop from unfertilised eggs.

Give reasons for the following: (a) The human testes are located outside the abdominal cavity. (b) Some organisms like honey-bees are called parthenogenetic animals.

Answer»

(a) To maintain the temperature (2-2.5°C) lower than the normal internal body temperature, is essential for spermatogenesis.

(b) They (drones/males) develop from unfertilised eggs.

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Give reasons for the following: (a) The human testes are located outside the abdominal cavity. (b) Some organisms like honey-bees are called parthenogenetic animals.

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