Current location - Health Preservation Learning Network - Health preserving class - This diagram is a schematic diagram of several common single-celled organisms. The incorrect description of this group of creatures is the most fundamental of () A, ①, ② and ③, ④.
This diagram is a schematic diagram of several common single-celled organisms. The incorrect description of this group of creatures is the most fundamental of () A, ①, ② and ③, ④.
A, ① and ② belong to eukaryotes, and ③ and ④ belong to prokaryotes. The most fundamental difference between the two is that there is a nucleus bounded by the nuclear membrane, and A is correct;

B, ③ are bacteria, some are heterotrophic bacteria, some are autotrophic bacteria, such as nitrifying bacteria, B is wrong;

C and ④ are cyanobacteria, and their cells contain chlorophyll and phycocyanin, which can carry out photosynthesis and belong to autotrophs. C is correct;

D, 1234 all have ribosomes, DNA is genetic material, and D is correct.

Therefore, choose: B.

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