I need some help so I can bring my grade up. More than one answer
( if you don't know don't answer )
( you will get reported for absurd answers )
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Abnormal softening of a gland is known as

Why has two different alleles for the same trait?

When is your breathing likely to speed up? a. when your white blood cells increase b. when your cells need more energy c. when your heart cells need more carbon dioxide d. when your blood cells have too much oxygen