The Vascular Bundle in the Shape of a Single Central

question 45

Multiple Choice

The vascular bundle in the shape of a single central cylinder in a root is called the ________.

• A) cortex
• B) stele
• C) periderm
• D) pith

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Definitions:

Radiation

The emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles which cause ionization.

PET Scans

Positron Emission Tomography scans, a type of imaging test that allows doctors to check for diseases in the body by using a special dye containing radioactive tracers.

fMRI

Functional Magnetic Resonance Imaging, a technique for measuring and mapping brain activity by detecting changes associated with blood flow.