Explanation:
Isotonic contractions generate force by changing the length of the muscle and can be concentric contractions or eccentric contractions. A concentric contraction causes muscles to shorten, thereby generating force. Eccentric contractions cause muscles to elongate in response to a greater opposing force.
If i’m not wrong the main macronutrients are fats carbs and protein, i don’t know if that’s for teens but those are the main macros
In a normal human adult, your heart beat will on average be 60-100 beats per minute. However one thing about medicine is that we never treat the numbers but the patient, and there are people who's heart rates can be lower or higher.
Additionally children and infants to tend to have higher heart rates.
Your favorite sport is soccer
The answer is B same sex marriages are increasing.