Answer: a). growth
Sleep is a necessary biological activity shown by most of the living creatures. It is the primary activity of the brain. During sleep the blood supply to the muscles increases, the energy of the body gets restored, repair and tissue and growth takes place. Important hormones are released for the process of growth and development.
Therefore, sleep is necessary for growth is a correct option.
Answer:
The small opening present on the epidermis which helps with exchange of gasses and transpiration is called stomata. Since most of the water (90%) is lost through stomata it regulates the level of excess water in the plant.
Explanation:
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Please double check my answer but I believe its the Golgi Apparatus. ??
