They decrease because the zebra mussel were taking their resources. Leaving them nothing to eat.
Answer:
(d) Nematoda.
Explanation:
Pseudocoelomate organisms are animals that possess a pseudocoelom (not a true coelom). A perfect example of animals that are pseudocoelomate are those that belong to the phylum Nematoda. They include roundworms, hookworms etc. A pseudocoelom is a cavity containing fluid which immerses the internal organs of a nematode.
Their physical structure is triploblastic and bilaterally symmetrical. They have two body openings that links to their digestive system, but do not possess a stomach.
Animals that belongs to phylum Arthropoda are coelomate organisms, meaning they possess.
Animals that belongs to phylum Cnidaria are acoelomate organisms, meaning they do not posses coelom.
Animals that belongs to phylum Porifera are acoelomate organisms.
What is the word in middle
Answer:
Hey there!
The paramecium receives water through a process known as osmosis, where the water outside the paramecium passes through the paramecium's cell membrane.
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His relationship with painkillers can best be described as dependent since he depends on them in order to feel comfortable
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