2)
before organisms with nuclei evolved, life on earth consisted only of unicellular
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Biology, 21.06.2019 22:00
Hey me with this one❤❤❤❤ every organism needs food. does a cell also need it? explain very briefly.
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Biology, 21.06.2019 22:00
Many organs are involved in the processes of keeping the blood and the body clean. when poisonous or harmful substances are in the blood, they are absorbed by the and released in a less harmful form. when wastes are present in the blood, they are filtered out and removed from the body by the
Answers: 1
Biology, 21.06.2019 23:50
Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.
Answers: 1
Mathematics, 04.04.2020 04:17
Mathematics, 04.04.2020 04:17
English, 04.04.2020 04:17
English, 04.04.2020 04:17
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