Answer:
Although you normally hear about trying to reduce or eliminate friction, it actually has some important uses.
Since friction is a resistance force that slows down or prevents motion, it is necessary in many applications where you might want to hold items or do things and prevent slipping or sliding. In those cases, there is an advantage of having friction.
Quite often uses of frction can be seen from how things would be without friction. Without friction, you would not be able to walk, drive a car, or hold objects. Pens and pencils would not work.
Explanation:
Answer:
9- C
cellulose strengthens the cell walls present in a plant
enzymes and antibodies are made of proteins
water is the universal solvent.
10- C, all 3
1- cytoplasm contains about 85% of water, which helps in movement within the cells.
2- urine contains 95% of water, and it dissolve urea and salts in it.
3- plasma contains 90% of water, so we can say that water allows transportation of substances in the blood.
It is very rare for people to distinguish which is which, There is currently no way to distinguish, in the absence of independent evidence, whether a particular memory is true or false. Even memories which are detailed and vivid and held with 100 percent conviction can be completely false. *I got this info from a website*
<span><span>Nucleus-Controls most cell processes and contain the hereditary information of DNA
</span><span>Chromosomes-Small particles made of RNA; assemble proteins
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Rough cytoplasmic reticulum-Involved in the synthesis of proteins; has ribosomes attached to its surface
Love,
Makwilson
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It is actually unknown as to who some say it was some Dutch Scientists from Han clinic to this day no one knows exactly.
