The Fossilized Form of ____ Is Used in Commercially Important

question 24

Multiple Choice

The fossilized form of ____ is used in commercially important products, such as filters, polishes, and insect killer.

• A) dinoflagellates
• B) apicomplexans
• C) zooflagellates.
• D) euglenoids
• E) diatoms

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Definitions:

Sulcus

A term specifically referring to the indentations or narrow grooves on the surface of an organ or tissue, including the brain.

Gyrus

A ridge or fold between two clefts on the cerebral surface in the brain, associated with increased surface area for neural processing.

Cranial Nerves

A set of twelve nerves that originate in the brain and provide motor and sensory functions primarily to the structures of the head and neck.

Spinal Cord

The spinal cord is a long, thin, tubular structure made up of nervous tissue, which extends from the medulla oblongata in the brainstem down the vertebral column to the lumbar region.