I think the correct answer from the choices listed above is option A. The main producers in the aquatic environment is the phytoplankton. They are the base of several aquatic food webs. They provide food for many marine animals. Hope this answers the question.
Posthypnotic suggestion is mainly used to prevent pain due to a hypnotization or something of a kind.
Answer:
resistance
Explanation:
When bacteria become resistant, the original antibiotic can no longer kill them. These germs that are resistant can grow, spread, and can cause infections that are hard to treat.
<span>Mucous membranes provide a mechanical barrier at body openings. They also line the respiratory, GI, urinary, and reproductive tracts. Mucous membranes secrete mucus, a slimy substance that traps pathogens. The membranes also have hair-like cilia.</span>
