The Hormone Ecdysone

question 51

Multiple Choice

The hormone ecdysone

• A) is released from the posterior pituitary.
• B) stimulates secretion of juvenile hormone.
• C) keeps an insect in larval stages, providing brain hormone is absent.
• D) stimulates molting and metamorphosis in insects.
• E) keeps the insect exoskeleton flexible.

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Definitions:

Assignable Variation

Changes within a process stemming from particular causes, instead of occurring randomly.

Pooled Standard Deviation

A statistical measure used to estimate the standard deviation of two or more samples by combining variances in a weighted average.

Assignable Cause Variation

Variability in a process that can be traced to a specific reason or cause, often indicating issues that need correction.

Process Distribution

The distribution of outcomes or results from a specific process, indicating variability within the process.