The cell cycle is necessary in order for new cells to replace damaged or dead cells. In which part of the cycle are new cells formed? O A. Growth O B. DNA Synthesis O C. Preparation for Division O D. Mitosis​

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.

Which is an example of a population?

Describe two recent or ongoing space missions.