What Hypothetical Hormone Promotes Flowering but Has Never Been Successfully

question 55

Multiple Choice

What hypothetical hormone promotes flowering but has never been successfully isolated?

• A) florigen
• B) ubiquitin
• C) jasmonic acid
• D) brassinosteroids
• E) methyl salicylate

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Definitions:

Filium Terminale

A filament of connective tissue that extends from the conus medullaris to anchor the spinal cord in the coccyx.

Cauda Equina

A collection of nerve roots at the lower end of the vertebral canal, resembling a horse's tail, crucial for lower limb movement and pelvic organ function.

Conus Medullaris

The tapered end of the spinal cord, located around the first lumbar vertebra.

Cauda Equina

A bundle of spinal nerves and spinal nerve rootlets, resembling a horse's tail, located at the lower end of the spinal cord.