A haploid cell is a cell typically with half the number of chromosomes (a sex cell) used for reproduction.
A diploid cell is the opposite, a full set of chromosomes not intended for sexual reproduction but typically used in mitosis.
Hormones are chemical substances that affect the activity of another part of the body. Hormones serve as messengers, controlling and coordinating activities throughout the body.
The endocrine gland produces hormones.
<span>Which of the following is true of all greenhouse gases?
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C. THEY TRAP ENERGY IN THE ATMOSPHERE.
They are not naturally occurring. They are the result of human activity like using electricity, burning fuel, etc.
They don't exist in fixed quantities and they don't reflect incoming radiation. The volume of greenhouse gases emitted depends on the activity done. It also does not stay in one place, it moves around and combines with other green house gases; trapping heat in the atmosphere and making the Earth warmer.
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Answer:
Geological time scale is the arrangement of major divisions of geological time into eras, periods and epochs on the time scale.
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