Which Developmental Mode Is Correctly Matched with the Specific Characteristics

question 17

Multiple Choice

Which developmental mode is correctly matched with the specific characteristics?

• A)protostome - spiral cleavage, folds of archenteron form the coelom, mouth develops from blastopore
• B)protostome - spiral cleavage, folds of archenteron form the coelom, anus develops from blastopore
• C)deuterostome - spiral cleavage, masses of mesoderm split and form the coelom, mouth develops from blastopore
• D)deuterostome - radial cleavage, folds of archenteron form the coelom, anus develops from blastopore
• E)protostome - radial cleavage, folds of archenteron form the coelom, mouth develops from blastopore

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Definitions:

Actinopods

A group of protozoa characterized by long, slender pseudopodia used for catching food and locomotion.

Cytoplasmic Projections

Extensions of the cell's cytoplasm, such as cilia and flagella, that can move the cell or move fluids past the cell.

Axopods

Long, slender, and sometimes retractable projections of some eukaryotic cells involved in locomotion or feeding.

Flagellated Cells

Cells possessing one or more flagella, which are long, whip-like structures that can propel the cells through liquid environments.