Biology, 05.05.2020 06:16 hendersontianna05
Nitrogen is second only to phosphorus as a limiting factor for plant growth. What is a limiting factor and how is this possible when 78% of the air around us is nitrogen?
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Biology, 22.06.2019 03:50
During the winter, this species of fox has white fur, but in the summer, it has brown fur. what environmental change may have lead to this fox's fur color? snow cover increase in sun's brightness volcanic eruption global warming
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Biology, 22.06.2019 07:00
Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.
Answers: 1
Nitrogen is second only to phosphorus as a limiting factor for plant growth. What is a limiting fact...
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