Answer:
Explanation:
...then the bird beak changes because the bird beaks are the most vital physical feature that allows birds to catch and devous its prey.
Answer:
The function of the pleura is to allow optimal expansion and contraction of the lungs during breathing. The pleural fluid acts as a lubricant, allowing the parietal and visceral pleura to glide over each other friction free. This fluid is produced by the pleural layers themselves.
Answer:
eukaryotic because they have a nucleus in their cell.
Explanation:
_RER: (rough endoplasmic reticulum)
it's role is to carry the ribosomes(subunits)
_mitochondrion: gives energy for the cell for its motility
_golgi body: responsible for maturation of the protein