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"Education is the most powerful weapon which you can use to change the world”
– Nelson Mandela

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Chapter 12 Reading Q...
1.True 2.False 3.False 4.True .5.True

Chapter 12 Reading Quiz
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1.True 2.False 3.False 4.True .5.True

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The progress report I am going narrate is to focus on the progress of the research paper. The subject of the research paper is the gender gap in the workplace. I am working on the project that too on...

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Who doesn’t know the famous Snickers? Yes, the sticky chewy chocolate, but to our utter surprise Snickers has launched a new flavor that is surprisingly not sticky, rather crispy. This new flavor is c...

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Nervous system Discussion Question

Nervous system Discussion Question

Q 1. Why is it important that the brain is impermeable to large molecules and cells? 2. Using adrenergic receptors as your model, why does the same neurotransmitter (Epi and NorEpi) have different effects depending on the cell?

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1. The purpose of the blood brain barrier is to regulate the entry of certain toxic substances and pathogens that can cause brain infections . The brain’s blood vessels are lined with endothelial cells forming the tight junctions . The gap only allows certain small molecules to pass through the capillary wall and it is impermeable to large molecules and cells.