Answer:Plants use a process called photosynthesis to make food. During photosynthesis, plants trap light energy with their leaves. Plants use the energy of the sun to change water and carbon dioxide into a sugar called glucose. Glucose is used by plants for energy and to make other substances like cellulose and starch.
Explanation:
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Answer:
Melatonin
Explanation: melatonin in the body is a natural hormones that helps in the regulations or coordination of the cycle of our sleeping and waking. It is found in the pineal glad and it is more active during night time than day time.
Teenagers most especially has different time of sleep they sleep mostly late during weekends and sleep early during weekdays.our body needs sleep so as to function properly and most times our body is also adapt to some times that we sleep. Melatonin is usually release in the body gradually around 9pm in the evening where it initiate sleep but in some people, it is when the hormones is release in an increase dose that they can fall asleep thereby shifting the time to about 11pm or 12pm before the person can fall asleep for quick sleep, melatonin supplement are used.
Answer:
c) active
Explanation:
When in an atom the outermost shell is not full (eg. 2,8,3 ; here in the last shell it is not filled completely and needs 5 more electrons to complete it ) then the atom becomes active and molecules doesn't react unless and until an atom is active .
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The tissue called "epithelial" is responsible for secreting digestive enzymes.
