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Biology, 21.06.2019 21:30
Before the can be observed by using a transmission electron microscope, cells are sliced into very thin sections. what disadvantage does this procedure present in the study of cellular parts
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Biology, 21.06.2019 23:00
Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution
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Biology, 21.06.2019 23:40
Which statement describes an endocrine function rather than an exocrine function? a. salivary glands release saliva into the mouth. b. sweat glands release sweat onto the skin c. the pineal gland releases melatonin into the blood. d. esophageal glands release mucus into the esophagus.
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Biology, 22.06.2019 02:30
How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?
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Which of the following are examples of how an animal can help a plant reproduce...
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