Lots of points
which body system is used for calcium storage?
integumentary system
muscular system
skeletal system
cardiac muscular system

The skeletal system stores most of the body's calcium. The skeletal system includes bones and teeth. Small portions of  calcium are stored inside blood and muscles, yet they aren't used to store calcium. This means that the answer is C. Skeletal system.

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~Just a girl in love with Shawn Mendes

ans.

gregor john mendel is known for study of inheritance in pea plants. he used garden pea plant for his study, having alternative traits for various characters. he performed cross-breeding in pea plants to check how characters are transmitted between parents to offspring, such as cross between pure tall and pure dwarf plant. mendel studied the inheritance patterns in pea plants for various generations.

thus, the correct answer includes options and f).