The greenhouse effect traps heat near the surface and raises the temperature, just like a blanket. :)
I thinking the answer was for some genes, both alleles express together. Others combine to give an average phenotype....
Answer:
<em>The kidneys act as very efficient filters for ridding the body of waste and toxic substances, and returning vitamins, amino acids, glucose, hormones and other vital substances into the bloodstream. The kidneys receive a high blood flow and this is filtered by very specialised blood vessels.</em>
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Answer:
C
Explanation:
DNA and RNA are the only nucleic acids on this list
