They are cerebral ventricles
...The origin of life on Earth is a set of paradoxes. In order for life to have gotten started, there must have been a genetic molecule.. something like DNA or RNA—capable of passing along blueprints for making proteins, the workhorse molecules of life.
Answer:
As the temperature of the water goes up, the amount and spatial extent of the kelp goes down. These changes could result in dramatic habitat loss leading to reduced ecosystem productivity and the extinction of many invertebrate species.
Explanation:
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Answer:
xerophytes
Explanation:
Cacti plants are know to make habitat hot dry climates therefore being one of the few plants being able to live in these harsh conditions