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a foot
The present perfect tense of "missing" is "have/has missed."
Bivalve's are useful environmental indicator organism because most bivalves are filter feeders specially in polluted area or in a water and they filter most bacteria where polluted area is present.
Present participle.
radula. The radula is a tongue-like organ equipped with rows of small, chitinous teeth that are used to scrape or rasp food particles off surfaces. It is primarily found in gastropods such as snails and slugs, but is also present in other mollusk groups like chitons and some cephalopods.
The present tense of "missed" is "miss." For example: "I miss you."
-Centrosomes -Microtubules
-Centrosomes -Microtubules
absent
The mantle is the fold of tissue which protects the inside mass. If a shell is not present, then the mantle forms it.
get a new one
The missing word. or Perhaps "past".