Chordates Have All the Following Characteristics at Some Time in Their

question 17

Multiple Choice

Chordates have all the following characteristics at some time in their lives except

• A)a nerve cord.
• B)a notochord.
• C)pharyngeal slits.
• D)a postanal tail.
• E)an endostylE.

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Definitions:

Cellular Movements

The various motions or activities of cells, including migration, division, and changes in shape.

Chromatin

The complex of DNA and proteins that forms chromosomes within the nucleus of a cell, involved in DNA packaging and regulation.

Chromosomes

are thread-like structures located inside the nucleus of animal and plant cells, made of protein and a single molecule of DNA.

Hepatocytes

The main cell type of the liver, playing a vital role in metabolism, protein synthesis, and detoxification processes.