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Nature & Animals

Which developmental abnormality occurs when insects have mutations affecting hormone targeting imaginal discs?

A)Organs fail to fully develop at metamorphosis
B)Larval molting occurs prematurely under stress
C)Ecdysis failure due to cuticle malformation
D)Disrupted patterns during somatic embryogenesis

💡 Explanation

When hormone signal transduction pathways have mutations preventing access to the imaginal discs, the cell differentiation programs cannot execute properly during pupation, resulting therefore, organs missing crucial late-stage processes compared to earlier ones; as such malformations of the adult occur; B, C and D do not relate the effect hormone regulation and development.

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