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All of of the following are correct except: Select one:
a. Viruses comprise genetic material (DNA or RNA) surrounded by a protein coat or membrane
b. Virus is infectious and is always pathogenic
c. Viruses are dependent on host cells to reproduce
d. Virus is an obligate intracellular parasite
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In sexual reproducing animals once fertilization of the egg takes place, the exists as a single cell until cell division begins. a) egg b) larva c) sperm d) zygote
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Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?
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(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.
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Biology, 22.06.2019 02:00
Astudent is looking through a microscope at some cells of an onion root tip. many of these cells are undergoing division since the root tip grows quickly and requires more cells. which cell most recently underwent metaphase? w x y z
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All of of the following are correct except: Select one:
a. Viruses comprise genetic material (DNA o...
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