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Diploblastic and triploblastic are terms...

Diploblastic and triploblastic are terms that describe

A

the number of invaginations during embroyonic development

B

the number of germinal layers during embryonic development

C

the number of germinal layers during embryonic development

D

the number of cell types during development.

Text Solution

Verified by Experts

The correct Answer is:
C
Diploblastic animals have two germinal layers (ectoderm and endoderm) during embryonic develoment, e.g., poriferans. Triploblastic animals have three germinal layers (ectoderm, mesoderm and endoderm) during embryonic develoment, e.g., platyhelminthes.
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Knowledge Check

  • Intermediate between diploblastic and triploblastic body structure is found in

    A
    Porifers
    B
    Coelenterates
    C
    Ctenophores
    D
    Platyhelminthes.

  • "Pharming" is a term that describes-

    A
    Animal used in transgenic research
    B
    Plants making genetically altered foods
    C
    Synthesis of recombinant drugs by bacteria
    D
    Synthesis of a protein drug in the milk of a transgenic animal

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