The salamander is an amphibian so it has a (Metamorphosis, pupae stage, simple life cycle) as it grows and develops. The adult form is different from the larva because the adult (breathes through lungs, forms a pupa, lives completely under water)

emerging idea only occurs as a raw idea that could appear out of nowhere. meanwhile, to reach scientific consensus , that idea must be structured and tested over and over again through various experiments. the scientific consensus transforms the raw idea into idea that is more reliable through the process of scientific elimination.

d we did this already

the answer is d p: cell, q: organ, r: organ system, s: tissue

air enters through the nose, moves through the nasal cavity, the pharynx, the larynx, enters the trachea, moves through the bronchi andbronchioles till the alveoli.