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Answer:
Explanation:The musculoskeletal system provides form, support, stability, and movement to the body. It is made up of the bones of the skeleton, muscles, cartilage, tendons, ligaments, joints, and other connective tissue that supports and binds tissues and organs together.
The parents both need to be heterozygous, meaning they have to have one dominant and one recessive allele.
The answer is A. skeletal system