Peristalsis helps in storing food, breaking down food down and mixing it with juices secreted by stomach lining. Peristalsis in stomach helps in partial digestion of food called chyme.
Cortical nephrons can be distinguished from juxtamedullary nephrons by: their filtration rate.
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This can be possible because we no longer need to use a large hose and spray water on the roads and let the dirty water drain away back into seas and rivers and create water pollution. However, this methods requires a large amount of labor and time.
Answer:
A the movement or organisms or their genetic material from one population to another
