The Polarity of a Plant Is Established When

question 56

Multiple Choice

The polarity of a plant is established when

• A) the zygote divides.
• B) cotyledons form at the shoot end of the embryo.
• C) the shoot-root axis is established in the embryo.
• D) the primary root breaks through the seed coat.
• E) the shoot first breaks through the soil into the light as the seed germinates.

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Definitions:

Osteosarcoma

A type of bone cancer that typically starts in the bones, often in the arm, leg, or pelvis, affecting mostly teenagers and young adults.

Phalangeal

Pertaining to the phalanges, which are the bones in the fingers and toes.

Pedal

Referring to the feet; relating to or operated with the feet.

Scapular

Relating to the shoulder or shoulder blade.