The Driving Force That Pushes the Root Tip Through the Soil

question 36

Multiple Choice

The driving force that pushes the root tip through the soil is primarily

• A) continuous cell division in the root cap at the tip of the root.
• B) continuous cell division just behind the root cap in the center of the apical meristem.
• C) elongation of cells behind the root apical meristem.
• D) the elongation of root hairs.
• E) continuous cell division of root cap cells.

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Definitions:

Glands of Zeis

Small sebaceous glands located at the rim of the eyelids, involved in lubricating the eyelashes to prevent drying out.

Bulbar Conjunctiva

The part of the conjunctiva, a clear membrane covering the white part of the eye, that overlays the eyeball, up to the edge of the cornea.

Meibomian Glands

Specialized oil glands located along the rim of the eyelids, responsible for the supply of meibum, an oily substance that prevents evaporation of the eye's tear film.

Corneal Abscess

An inflammatory or infective consolidation of the cornea, usually due to bacterial or fungal infection, leading to pain and visual impairment.