Halley's Comet is the most well-known comet. It's a "periodic" comet that comes close to Earth once in 75 years, allowing a person to see it twice in his or her lifetime. It was last seen on Earth in 1986, and it is expected to appear in the year 2061.
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<span>Secondary succession is faster than primary succession because the soil is already there and the soil usually contains many seeds.</span>
Answer: The answer is option C
Explanation:
Option c- Beta carotene had not yet been absorbed by the body in sufficient quantities to influence the amount of vitamin A being produced. Beta carotene is an organic, red-colored pigment that is found to be abundant in plants and fruits. it is a member of the Carotenes. Beta carotene is an inactive form (precursor) to vitamin A.
Functions of carbohydrates: quick energy, energy storage, structure.
functions of proteins: muscle movement, immune system, protect against germs, enzymes, help chemical reactions.
functions of lipids: energy storage, very concentrated, twice the energy as carbohydrates, cell membrane, cushions the organs.
functions of nucleic acids: genetic material stores information, genes, blueprint for building proteins , transfers information.<span>
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That would be a sunspot, I believe.
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