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Sliva [168]
3 years ago
13

Even though her parents insist that a high school sophomore should be in bed by 9:30 on weeknights, Nadine finds it hard to get

to sleep until at least 11:00. This is likely due to an increase in her levels of:
Biology
1 answer:
azamat3 years ago
8 0

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.

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A gamete would correctly be called
xz_007 [3.2K]
A gamete would correctly be called a SEX CELL.
The cells from the male and female parents which combine to form zygote are called gametes. The male gamete is called sperm while the female gamete is called egg. Both sex cells combine together during fertilization to form the zygote.
8 0
3 years ago
Is a red fox a vertebrate or invertebrate?
Zepler [3.9K]
Since a fox has a backbone and all to be a vertebrate you must have a backbone then a fox is a vertebrate.

Hope this helps!
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5 0
3 years ago
Read 2 more answers
Can anyone help me with my homework
Scilla [17]

Answer:

1= B. Pangea

2= A. 160 million years

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Explanation:

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7 0
3 years ago
When ADP adds a phosphate group it ___________ high energy electrons in the ______________________
ratelena [41]

Answer:

When ADP adds a phosphate group it stores high energy electrons in the phosphate bond

Explanation

ATP has three phosphate groups and acts as a "charged battery". When it loses one of these phosphate groups, it forms ADP and releases energy from breaking the phosphate bond. This releases energy which can be used to power chemical reactions in the cell.

5 0
4 years ago
Fossil fuels are examples of nonrenewable resources. Which of the following is NOT a fossil fuel?
Shkiper50 [21]

Answer:

Fossil fuels are all nonrenewable. But not all nonrenewable are fossil fuels.

Explanation:

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4 0
3 years ago
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