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:
B. polyphyletic group
Explanation:
Polyphyletic group is a taxon which comprises of organisms which are unrelated and do not share a recent or immediate common ancestor. Polyphyletic group is often used to refer to a group of organisms with similar characteristics called homoplasies, but not inherited from a common ancestor. This means that the organisms are of multiple origins irrespective of the traits that make them similar.
Therefore, from the question, because we do not consider ourselves fish, we would describe the group "fish" as polyphyletic.
Answer:
This scenario has been discovered and studied in slime molds.
Explanation:
The green beard effect is one of the three fundamental mechanisms of kin selection. In the 1960s, W.D. Hamilton in his work on the evolution of altruism brought it into the highlight. The other two mechanisms are kin discrimination and population viscosity. Green-beard effect functions even when the altruist and her recipients are not genealogical kin.
Increase in air pollution: public transport
decrease in trees: plant new trees
loss of bird habitat: nesting boxes
endangered aquatic species: regulate recreational activities
The following of what? It sounds like there is more than one answer.
