Muscle contraction is either or .

In strenuous physical activities it is recommended to warm up and cool down ? true or false ?

Which of the following is found in the cavities of bone? periostreum endostreum fibrous tissue bone marrow

Christine, a three-year-old child, often wears her mother’s shoes and carries her bag while pretending that she is going shopping. sometimes christine copies her mother in the kitchen by stirring in empty pots. which type of developmental change is christine experiencing? a- social and emotional b- psychological c- physical d- cognitive