How are these genes expressed once the pPara-R plasmid has been taken up by a bacterium?​

Centriole.centrioles are present in animal cells but are usually absent in plant cells.

Air enters through the nose (and sometimes the mouth), moves through the nasal cavity, the  pharynx, the  larynx, enters the  trachea, moves through the  bronchi  andbronchioles  till the alveoli.

Bees shall never produce milk no matter what but this is a joke and the answer is a breast that produces milk.