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Q: Why two structures are missing in bivalves but are present in all other mollusks?
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Related questions

Which body part is not present in all mollusks?

a foot


What is the Present Perfect Tense of missing?

The present perfect tense of "missing" is "have/has missed."


Why bivalves are useful environmental indicators organism?

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.


Is missing a present participle or present third person singular?

Present participle.


Mollusks except for the filter feeding bivalves have a specialized feeding organ known as the?

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.


What is the present tense of missed?

The present tense of "missed" is "miss." For example: "I miss you."


What structures are present in the animal cells that were not present in the plant cells?

-Centrosomes -Microtubules


What structures are present in the animal cell that were not present in the plant cell?

-Centrosomes -Microtubules


What word means not present or missing?

absent


Explain where the mantle is and what it does for mollusks?

The mantle is the fold of tissue which protects the inside mass. If a shell is not present, then the mantle forms it.


What do you do if a gift card is missing out of your present?

get a new one


What word is Not present?

The missing word. or Perhaps "past".