The answer is c i think because I had that and got it correct
Let us take logic into consideration although it is not so obvious.
The answer is A, because they have actually adapted. It is less likely to be B, because they cant mimic other species.
Now of course C and D are out:
reason being is that there must be variations in the bacteria population and antibiotics are never made differently.
ACh binding opens ion channels in the receptors that allow simultaneous passage of Na+ into the muscle fiber and K+ out of the muscle fiber. More Na+ ions enter than K+ ions exit, which produces a local change in membrane potential called the end plate potential
The effects of epinephrine are typically observed within 1 minute following administration.
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Explanation:</u></h3>
The chemical that is used for the purpose of making blood vessels to be narrower and opening the airways in the human lungs are the Epinephrine. This can be used for reversing the low BP, skin itching problems, reactions based on allergy, wheezing problems,etc.
The effects of this chemical will be observed within the period of 1 minute. It is also called as adrenaline which is a hormone released by the adrenal glands. The blood pressure, anger and fear are some of the things that are associated with the release of this hormone.