Antibiotics kill bacteria but they won't kill ringworm which is most likely the reason why it is so hard to eliminate the ringworm disease.. Hope this helps!
The answer B makes the most sense.
Dude this is a question only you can answer it’s asking your thoughts on it :|
Answer: Refractory period of the cardiac action potential
Explanation:
Unlike the skeletal muscle which can be reactivated before it reaches a contraction, cardiac muscle must wait before it is almost completely relaxed to be activated again (because of its long refractory period), so one cannot make an increase in strength of contraction with a high frequency of stimulations.
Answer: It would not be a good idea to swim keeping in mind that I have never swum this far and that I am somewhat tired.
Explanation: A person who knows that he has not swum that far and is tired at the same time would not be a good idea to try to swim. Many people have drowned trying to swim at distances they have not done before and it is dangerous to do so if, above that, it feels tired.
