What is protoplasm? A. A class of protozoan B. The substance that forms the cell of a protozoan C. A primitive animal similar to a protozoan D. An animal that developed from a protozoan

What is protoplasm?

A. A class of protozoan
B. The substance that forms the cell of a protozoan
C. A primitive animal similar to a protozoan 
D. An animal that developed from a protozoan

Trả lời

Đáp án B

(1) The protozoans, minute, aquatic creatures each of which consists of a single cell of protoplasm

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