What role dose heredity plays in skill related fitness?

What is the difference in the phisical activity requirements for achieving healt benefits and performance?

Mini dentist offices prefer preset trays because the use of these trays

Frankie is having difficulty developing a friendship with histeammate curtis. whenever frankie invites curtis to hangout with him at the park, curtis always says that he's busy.what is most likely preventing a healthy relationship fromforming? a)the boys are not being generous with their time andeffort.b)the boys are not communicating.c)both boys are too busy.d)the boys are on different teams.