Biology, 09.12.2020 01:00 bvghchg4401
Why do scientists discuss herd immunity through the lens of vaccination, not natural infections?
Answers: 2
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Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels
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In which order does sexual reproduction take place in plants? a. pollination, germination, fertilization b. germination, fertilization, pollination c. pollination, fertilization, germination d. fertilization , pollination, germination
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Biology, 22.06.2019 22:50
The word belongs in a different group than all of the other words in the list.
Answers: 1
Why do scientists discuss herd immunity through the lens of vaccination, not natural infections?...
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