The two groups of squirrels are not the same species.
The term species implies towards the organisms, which possess the tendency to breed with each other. In the given case, the two groups of squirrels got separated due to geographical isolation, as the result both the groups were inhibited to have mated with each other. As a result, the two different species of squirrels got originated due to the phenomenon.
Answer:
Answer is thoracic region.
Explanation:
Paravertebral ganglia are subdivision of peripheral sympathetic nervous system , which is one of the part of autonomic nervous system found in mammals. Its components are superior and inferior mesenteric ganglia and celiac.
The spinal nerves are peripheral nerves arising from the spinal cord. These spinal nerves are altogether 31 pairs. 8 in cervical, 12 in thoracic, 5 lumbar, 5 in sacral, and 1 in caudal.
There are two types of spinal nerves composed of the sensory and motor fibres.
Answer:
C. Most plants use single nitrogen atoms, not N2 molecules.
Explanation:
Answer:
Nothing
Explanation:
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The number of electrons in the outermost shell of an atom determines its reactivity.
