People can't drink ocean water. However, in very dry areas near the ocean, people purify ocean water. They must use this process to obtain safe drinking water. The main substance that's dissolved in ocean water is salt, and it must be
removed. Salt water is classified as a
mixture. This kind of mixture can't be separated by
Instead, more expensive methods must be used.
The first ocean water purification method requires heating. This method,
is based on the fact
that water boils at a lower temperature than salt. The second method does not require heating. This method,
has become more common in recent years.
Some parts of the world have contaminated water that causes diseases. Contaminated water has microorganisms,
and forms a
mixture. This kind of mixture can be separated by

The procces of farming organism from the sea is ?

Anybody who knows ap biology, can you friend or message me

Mr. j, age 42, is a construction worker in las vegas. he recently noticed that a mole on his face seemed to be getting larger and darker. at first he did not worry because he was in the sun a lot and assumed the change may have been caused by sunburn. after a month, not only was the mole larger and darker, but it appeared to be “bumpy.” his doctor diagnosed a malignant melanoma skin cancer following biopsy of the nevus. mr. j reports pain in his right shin that does not go away when he puts his feet up or sleeps. discussion questions 1. relate mr. j’s skin changes to the warning signs for malignant melanoma. (see malignant melanoma.) 2. discuss the normal progression of this malignancy. what is the significance of the bone pain that mr. j is experiencing? (see malignant melanoma.) 3. discuss the treatment available for this patient and the prognosis for recovery. (see malignant melanoma.)