Answer:
The sympathetic nervous system activates what is often termed the fight or flight response. Like other parts of the nervous system, the sympathetic nervous system operates through a series of interconnected neurons.
Explanation:
Phosphorus is, therefore important in cell division and development of new tissue.
It is also associated with complex energy transformations in the plant. Adding phosphorus to soil low in available phosphorus promotes root growth and winter hardiness, stimulates tillering, and often hastens maturity.
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Answer:
The correct option is 'd': Loss of blood brain barrier.
Explanation:
Astrocytes are star shaped cells in the brain and the spinal chord and are estimated to be about 20-30% of the tissue gila.
The functions of astrocytes are as follows:
1) Maintenance of blood brain barrier.
2) Provision of nutrients to brain tissue.
3) maintain the extracellular ion balance.
4) Regulate neuronal signalling.
thus among all the options the correct answer is option B.
The interior walls of the small intestineare tightly wrinkled into projections called circular folds that greatly increase their surface area. Microscopic examination of the mucosa reveals that the mucosal cells are organized into finger-like projections known as villi, which further increase the surface area
Because they can move faster than you. And when you move your ands to the fly it looks like it’s in slow motion