Why was the evolution of cyanobacteria such a significant event in Earth's history?
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Biology, 07.04.2021 19:40 bbrogle4070
Why was the evolution of cyanobacteria such a significant event in Earth's history?
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Biology, 21.06.2019 21:00
Which geologic feature would most likely be represented by contour lines john far apart from one another? a cliff a hill a plain a valley
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Biology, 22.06.2019 07:30
Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.
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Biology, 22.06.2019 20:30
How does the fossil record provide evidence that the modern whale evolved from the anthracotheres? a) the modern whale looks like their ancestor the anthracotheres. b) the modern whale has all of the same structures as their ancestor. c) there is not enough evidence to suggest the the modern whale evolved from the anthracotheres. d) the anthracotheres has a structure that is still present in the modern whale, but is no longer of use to the modern whale.
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Biology, 23.06.2019 01:00
The protein(s) that are the major contributors to plasma osmolarity is/are
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