Oscula and Choanocytes in Porifera Feeding

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What is the role of choanocytes in sponges?

Transporting sperm to the eggs

Filter feeding and capturing food particles (correct)

Releasing larvae into the water

Producing gemmules for asexual reproduction

How are sperm transferred between sponges in the water?

Through direct transfer from one sponge to another

By releasing them into the water and being taken up by other sponges (correct)

Through asexual budding

By releasing them into the air

Which type of reproduction is more common in sponges?

Sexual reproduction through larvae release

Asexual reproduction through gemmule production (correct)

Asexual reproduction through budding

Sexual reproduction through direct mating

What is the main function of archaeocytes in sponges?

Transporting sperm to the eggs Signup and view all the answers

Which cell type is responsible for self-replication and giving rise to multiple mature daughter cells in sponges?

Stem cells Signup and view all the answers

What is the purpose of gemmules in sponge reproduction?

Acting as a form of asexual reproduction Signup and view all the answers

What distinguishes archaeocytes in adult sponges from those in sponge embryos?

They are pluripotent in adults but not totipotent in embryos Signup and view all the answers

How do zygotes of sponges typically develop after fertilization?

They become ciliated larvae that eventually settle and develop into a sponge Signup and view all the answers

What is the unique feature of sponge embryonic development compared to other metazoans?

Lack of gastrula blastula formation Signup and view all the answers

What is the final step of sexual reproduction in sponges following fertilization?

Settlement and metamorphosis of larvae into adult sponges Signup and view all the answers

Oscula and Choanocytes in Porifera Feeding

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Questions and Answers

What is the role of choanocytes in sponges?

How are sperm transferred between sponges in the water?

Which type of reproduction is more common in sponges?

What is the main function of archaeocytes in sponges?

Which cell type is responsible for self-replication and giving rise to multiple mature daughter cells in sponges?

What is the purpose of gemmules in sponge reproduction?

What distinguishes archaeocytes in adult sponges from those in sponge embryos?

How do zygotes of sponges typically develop after fertilization?

What is the unique feature of sponge embryonic development compared to other metazoans?

What is the final step of sexual reproduction in sponges following fertilization?

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