<em>Amoeba </em>is an example of an E<span>ukaryote.
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Characteristics of Lancelets:
Small
Elongated
Marine invertebrate
Lacks a jaw
No sense organs
Has a notochord
Example: Lamprey
Characteristics of Tunicates:
Marine invertebrate
Has an outer coat that is rubbery or hard
Has two siphons
Examples: sea squirts, salps
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The endoplasmic reticulum aids in the production and movement of proteins and other materials through the cell.