Question

What is ER??????????????????

Answer 1

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What is ER?

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The endoplasmic reticulum (ER) is a large network of membrane bound tubes and sheets. The ER is similar structure to the plasma membrane.

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There are two types of ER :-

✯Rough endoplasmic reticulum(RER).

✯ Smooth endoplasmic reticulum(SER).

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Answer 2

ANsWeR :-

• The ER is the part of a hospital where people who have severe injuries or sudden illnesses are taken for emergency treatment. ER is an abbreviation for 'emergency room'. [US]regional note: in BRIT, use casualty, A & E.