You might put harmful toxins in the beach or into the ocean which would kill wildlife
Answer:
It is NOT D
Explanation:
On edge, the answer is NOT weathering
The alveoli are lined with mucus and are surrounded by a network of blood capillaries. They have very thin walls for gases to be absorbed through. An individual air sac is called an alveolus. The layer of moisture in the alveoli allows gases to dissolve so that they can diffuse quickly.
The process of importing free dna from the environment is called _transformation_.
The type of dna uptake that is dependent on viruses is called _transduction_.
The type of dna uptake that is dependent on transferable plasmids is called _cconjugation_.