B biuret, this is because it is a test for proteins and an enzyme is a protein catalyst in an organism.
<h3><em><u>Prokaryotes</u></em> play several roles in the nitrogen cycle.
<em><u>Nitrogen-fixing</u></em> bacteria in the soil and within the root nodules of some plants convert nitrogen gas in the atmosphere to <em><u>ammonia</u></em>. <em><u>
Nitrifying bacteria</u></em> convert ammonia to nitrites or nitrates. ... Denitrifying bacteria converts nitrates back to <em><u>nitrogen gas</u>.</em></h3>
Answer:
The control group? (IDK)
Explanation: Isn't the control group the group that has all the factors that the experimental group has, except for the factor that's being changed?
Can you specify so i can answer correctly? i’m not quite sure what you’re asking
Answer:
Mutations and sexual reproduction is the right answer
Hope it helps:)
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