Answer:
Because the screen becomes black and the screen lets the light come. Hope this helps!!
Explanation:
Because it determines if it is isolated or not. This means if other substances can enter or not. This usually relies on the membrane with it´s pores. The pores help the membrane be selectively permeable in what it lets in and out.
FM radio waves and waves that are used in microwaves and radar are used by mobile phones.
Answer : For clients when vanillylmandelic acid (vma) test is scheduled the important instructions should be ;
1. Avoid caffeine for 72 hours.
2. A 24 hour urine specimen requires starting with an empty bladder.
3. Limit physical exercise throughout the test.
4. A preservative will be added to the collection container so no ice is required.
The surface area of the small intestine is covered with Villi and microvilli to increase the amount of places that absorption can occur. which other places receives more nutrients that our body recives