​Annual Growth Rings Are Formed in Woody Stems Principally Through

question 69

Multiple Choice

​Annual growth rings are formed in woody stems principally through the activities of the ____.

• A) ​cork cambium
• B) ​cortex
• C) ​vascular cambium
• D) ​apical meristem
• E) ​endodermis

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Definitions:

Biological Clocks

Internal mechanisms that regulate the timing of biological processes and behaviors, aligning them with day-night cycles and other environmental patterns.

Sleep

A spontaneous condition of the mind and body signified by changed consciousness, reduced sensory activities, and suppression of almost all voluntary muscle movements.

Psychological Dependence

Refers to the emotional or mental attachment to a substance, behavior, or activity, leading to a feeling of needing it to function or feel normal.

Physical Dependence

A state where the body has adapted to a substance, leading to withdrawal symptoms when the use of the substance is significantly reduced or stopped.