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Biology
Posted 10 months ago
Animals are thought to have evolved from a unicellular protist ancestor. What characteristic(s) did this protist have that is/are "animal - like"?
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Answer from Sia
Posted 10 months ago
Answer
The unicellular protist ancestor had characteristics that are considered "animal-like".
Solution
a
Motility: The ability to move independently using flagella or pseudopodia
b
Heterotrophy: The requirement of organic compounds for energy and carbon, as opposed to synthesizing them from inorganic sources
c
Phagocytosis: The capability to engulf and digest particles or other cells, which is a form of nutrition in many animal cells
Key Concept
"Animal-like" characteristics of the protist ancestor
Explanation
These characteristics include motility, heterotrophy, and phagocytosis, which are typical of many animal cells.
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