Biology, 16.12.2020 02:10 mikayleighb2019
his review focuses on three aspects of the nitrogen cycle in streams and rivers. We firstly introduce the distributions and concentrations of nitrogen compounds in streams and rivers as well as the techniques for tracing the sources of nitrogen pollution
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Biology, 22.06.2019 01:30
What macromolecule is produced during translation? a. carbohydrate b. rna c. dna d. protein
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Biology, 22.06.2019 05:00
Which mechanism of transport takes place when solute particles move from a region of high concentration to a region of low concentration? active diffusion isotonic osmosis
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Biology, 22.06.2019 13:30
How do the sperm cells get from the stigma to the ovules? a. they slide down the petals to the bottom of the flower. b. they travel through pollen tubes. c. they travel along filaments. d. insects carry the sperm cells from the stigma to the ovules.
Answers: 3
his review focuses on three aspects of the nitrogen cycle in streams and rivers. We firstly introduc...
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