Answer:20.25 or 20 1/4
Explanation:6 3/4 x 3= 20 1/4
AIDS
cancers of the immune system e.g. lukemiea
immune- complex diseases
multiple myeloma
<span> Your heart rate, or the number of times your heart beats within one. Most athletes know that measuring your resting heart rate along .It also strengthens your heart and lungs, making your muscles more efficient at using. </span>
Answer:
Identical twins are also known as monozygotic twins. They result from the fertilization of a single egg that splits in two. ... In contrast, fraternal, or dizygotic, twins result from the fertilization of two separate eggs during the same pregnancy. They share half of their genes, just like any other siblings.
Explanation:
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