Which best describes nitrogen fixation?
nitrogen fixation is the process of creating free nitrogen for plants to absorb.
nitrogen fixation is the breakdown of nitrogen in the soil.
nitrogen fixation is the conversion of nitrogen gas into a usable form.
nitrogen fixation is the destruction of the bonds between nitrogen and other elements.

In what part of a chloroplast does glucose production occur? a. atp synthase b. photosystem ii c. photosystem d. stroma

This problem has been solved! see the answerbuilding a sea wall to prevent ocean water from encroaching on a city is an example of climate change [ select ] ["sequestration", "mitigation", "vulnerability", "adaptation"] .creating a carbon tax to provide incentives to reduce co2 emissions is an example of climate change [ select ] ["sequestration", "mitigation", "vulnerability", "adaptation"] .planting more forests is an example of enhancing carbon [ select ] ["sequestration", "mitigation", "vulnerability", "adaptation"] .the tendency to be adversely affected or lack of ability to adapt defines climate change [ select ] ["sequestration", "mitigation", "vulnerability", "adaptation"] .sequestration, adaption, mitigation, vulnerability

How do light years astronomers to determine the ages of distant objects in space ?