Answer:
answer is point b is taxonomic diversity
The movement of substances (as by diffusion) across a cell membrane without the expenditure of energy.
The rocky upper layer of the solid earth is called the "lithosphere". This rocky part includes the brittle upper portion of the mantle and also of the crust. It is bounded by the atmosphere above and of the asthenosphere which is another part of the upper portion of the mantle.
The stomach<span> is a muscular hollow organ. It takes in food from the esophagus (gullet or food pipe), mixes it, breaks it down, and then passes it on to the small intestine in small portions. The entire digestive system is made up of one muscular tube extending from the mouth to the anus.
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~Isle of flightless Duns</span>
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