I believe the answer is (b.) <span>Cancer cells cause an autoimmune response which results in a build-up of cell matter.
This makes the autoimmune system perceive the cells as something dangerous, but since cancerous cells often not identified by the autoimmune cells properly, it often attacks the good cells (or its own tissues) instead which cause the life-threatening situation.</span>
"Semi" means "to<span> some extent or degree", and "permeable" means "allowing material to pass through." Combine those two meanings, and you have the definition of semipermeable.
The phrase that explains "semipermeable" is "allows some material to pass </span>through" or "is partially able to allow material to pass through." Hope this helps!
<span>The correct answer is B. The Chinese government is implementing new water quality standards due to its critical situation, because in 2013, according to the environment ministry in Beijing, 60% of the underground water in China was polluted.
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Answer:
A) air
Explanation:
air is a mixture of various gases ...