Genetic disorders may be classified into three major categories: (1) single gene disorders, (2) chromosome disorders, and (3) multifunctional disorders or the complex diseases.
Two examples of each categories, still following the orders above are: (1) Huntington's disease and cystic fibrosis, (2) Down's syndrome and Jacobsen symdrome, and (3) heart diseases and variations of cancers.
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Answer:
Explanation: im not sure if it’s true or false but if so it’s true
A. Build stamina. The Aerobic energy system kicks in roughly 60 seconds into exercises and continues to be used until energy ceases.
