Answer:
The cell membrane is semipermeable because it prevents harmful toxins from entering and damaging the cell. At the same time, the cell membrane allows nutrients and other helpful substances through. In this way, the cell membrane is like a security guard of the cell.
Explanation:
HOPE U UNDERSTOOD
There is a lot there is websites specifically for historical facts if you want to look at those
It is a <u>false </u>statement.
<u>Explanation</u>:
The terms and conditions are the legal agreement that is formulated by the service provider. If a person who want to purchase the product or service, he/she should agree with the terms and conditions of the seller. The customer must accept the terms of service to use the offered service. Terms of service can be a disclaimer, especially regarding the use of websites.
The terms and conditions doesn’t vary with the customer, it just varies with the product. It should be noticed clearly before making the purchase or use of the service.
<span>there is not adequate empirical support for its effectiveness.
The only thing that they could say 100% true is that during a meditation, average heart rate that people had would be lower compared to normal situation.
But there is still not enough proof to say that this activities could be considered an effective method to cure or maintain hypertension.</span>
