Answer:
It's oxidation state is +3 in this compound, because there are three F atoms (ionic charge −1 ) per one Mn atom
To keep from losing gains in fitness, it is necessary to maintain intensity levels. True.
Answer:
The correct answer will be option-many antibiotics cannot penetrate the blood-brain barrier
Explanation:
Meninges is the membrane which surrounds the spinal cord and the brain and the infection of the meninges is thus called meningitis and Encephalitis is the inflammation of the brain. These two diseases are caused by the micro-organism which could be viruses, bacteria or fungus.
The treatment of the disease is difficult sometimes as the entry of the drug into the brain through the cellular membrane of the capillaries is inhibited like in the case of penicillin which is polar and finds difficult to cross the membrane.
Thus, the selected option is the correct answer.
(hope this helps)
middle-distance running, in athletics (track and field), races that range in distance from 800 metres (roughly one-half mile) to 3,000 metres (almost 2 miles).
