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Biology, 21.06.2019 16:30
Which best explains why viruses do not have special structures or enzymes that allow them to make their own food? viruses can use energy in living cells that they infect. viruses can replicate inside a host that they infect. viruses can cause contagious illnesses in host cells. viruses integrate their rna or dna into infected cells.
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Biology, 21.06.2019 23:40
The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol
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Biology, 22.06.2019 10:30
The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere
Answers: 1
Biology, 22.06.2019 22:00
Earth is tilted on its axis. which of these would not exist if earth had no tilt?
Answers: 2
What does the earthquake in China from 2008 have in common with Hurricane Katrina in New Orleans...
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