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Answer:
Chemoreceptors on the starfish's skin can detect the faintest smell of its prey (clams), and even determine the direction from which it is coming.Because starfish lack teeth, they must convert their food to liquid form before they can ingest it. Among the other prey items this bottom-dwelling predator eats are sea urchins, other starfish, small fish, sponges, and carrion.
Explanation:
Hope this helped Mark BRAINLIEST!!!
Answer:
genes ( tell me if I am wrong thx! )
Explanation:
Answer:
A) The role of bacteria fixing nitrogen is very important because it fixes atmospheric nitrogen in the roots of plants. For example, Azotobacter is a bacteria which lives in the root of the higher plants. The bacteria fixes nitrogen for the plant and the plant gives habitat and food to the bacteria and hence, both get benefit.
B) Nitrifying bacteria are the bacteria which converts ammonia into nitrates. Examples are Nitrosomonas and Nitrobacter.
C) Denitrifying bacteria is a type of bacteria which converts nitrates into atmospheric nitrogen. Examples are Serratia and Pseudomonas.
