NEET BIOLOGY

BIOLOGICAL CLASSIFICATION

KINGDOM PROTISTA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Most protists are unicellular. This means they
A
are made of one type of cell
B
are made of one cell
C
are made of many cells
D
None of the above
Explanation: 

Detailed explanation-1: -Unicellular organisms are made up of only one cell that carries out all of the functions needed by the organism, while multicellular organisms use many different cells to function. Unicellular organisms include bacteria, protists, and yeast.

Detailed explanation-2: -Although there are exceptions, they are mostly microscopic and unicellular, or made up of a single cell. The Protist cells are highly organized and contain a nucleus and specialized cellular machinery known as organelles.

Detailed explanation-3: -Examples of Protist include Euglena, Amoebas, Paramecium, and Diatoms. These organisms all live in water and are made up of one cell with specialized organelles.

Detailed explanation-4: -Although most protists are single-celled, protists like kelp (brown algae) can grow over 100 meters. Therefore, not all protists are unicellular.

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