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:
no choices are there I cant answer
BAL stands for body alcohol level. It is a metric for alcohol intoxication.
Women and men absorb and <span>metabolise alcohol different. Women have a greater BAL than mean because
women have less body water than man. (Having less water will result alcohol to
achieve higher concentration in the blood.) and because women have less of the enzyme which
breaks down alcohol in the stomach. </span>
<span>Hormones have also
influence and can make a woman more vulnerable to the effect of alcohol.</span>