Answers: 2
English, 21.06.2019 22:00
Biologists recognize five levels of cell organization. the lowest and simplest is the cellular level. organisms here are either unicellular organisms, like protozoa, or colonial organisms. colonial organisms are composed of single-celled individuals that stay together to sustain the life of the whole colony. next on the scale of complexity is the level occupied by tissue. a tissue is a group of similar cells which perform a similar activity. tissues that are organized around a common function together make up an organ, the third level of complexity. the fourth level of organization is the system, formed by a group of organs which together perform a specific bodily process. the fifth and highest level is the organism level, in which body systems work together in a structure capable of independent life. main idea:
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English, 22.06.2019 01:00
What is the best prediction of the meaning of thrilling based on the context clues?
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English, 22.06.2019 03:30
Aman lives on the twelfth floor of an apartment building. every morning he takes the elevator down to the lobby and leaves the building. in the evening, he gets into the elevator, and, if there is someone else in the elevator -- or if it was raining that day -- he goes back to his floor directly. otherwise, he goes to the tenth floor and walks up two flights of stairs to his apartment.
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English, 22.06.2019 07:30
Ineed this answer “do you believe in free will or determination? why? ”
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Which form of government attempts to plan, produce, and distribute goods equally to all citizens?...
Computers and Technology, 18.10.2019 17:00
History, 18.10.2019 17:00
History, 18.10.2019 17:00
English, 18.10.2019 17:00
Chemistry, 18.10.2019 17:00