Answer:
B (nematocysts)
Explanation:
A nematocyst is a long, thin, coiled stinger. It has a barb that may inject poison. These tiny poison "darts" are propelled out of special cells. They are used to attack prey or defend against predators.
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Yes there is, there is the cycle which trees and plant organisms produce oxygen, and homes animal organisms which can be beneficial to decomposition and other things.
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Bird and egg drop experiment are similar in nature. When the birds fly and have wings they slow down when they are landing. Relating to human activities, egg drop is also like skydiving. The parachute is blocking the air and it slows down when dropping.
B) Peyer’s patches. Located in the mucosa and extend to the submucosa of the small intestine
