Which process is part of the hydrologic cycle? A. nitrification
B. transpiration
C. sedimentation
D. decomposition

Sydney drew a flow chart to illustrate the nitrogen cycle.which labels best complete the flow chart? x: producers undergo photosynthesis.y: nitrogen compounds are released into the air.x: nitrogen compounds are released into the air.y: producers undergo photosynthesis.x: free nitrogen is in the atmosphere.y: producers absorb nitrogen compounds through their roots.x: producers absorb nitrogen compounds through their roots.y: free nitrogen is in the atmosphere.

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Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?