I would say Frequency is how often you perform an activity, and Intensity is how hard/intensely you perform the activity.
By contracting, muscles pull on bones and allow the body to move. Muscles can only contract. They cannot actively extend, though they can move or relax back into the non-contracted neutral position. Therefore, to move bones in opposite directions, pairs of muscles must work in opposition
Answer: Spleen
List of the organs in the immune system:
Lymphoid
Thymus
Lymph nodes
Slpeen
Lymphatic
Answer:
Hello There!!
Explanation:
The answer is the first option=>sexual contact.
hope this helps,have a great day!!
~Pinky~
This is called <span>resting energy expenditure (REE) , I hope you do well on your assignment and have a good day! :)
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