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English, 21.06.2019 22:00, josephvcarter
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, 21.06.2019 23:40, kyliexhill
When abigail is interrogated by parris, she: a. claimed that tituba made her do those things. b. admitted that she asked tituba to do those things. c. said that betty and ruth were dancing naked. d. asked for forgiveness from her dear uncle.
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What does robert e lees letter to his son reflect about americans views in the 1860s...
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