•explain why the number of alleles per gene in an individual can be different from the number of alleles per gene in a population

Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 → 2fe2o3. identify the value of x that will balance the equation.

The process by which natural forces move weathered rock and soil brim one place to another is called

Deer cave cannot support photosynthesis is as not enough sunlight is present. in spite of this, it still has a complex food chain. what is the energy foundation of this food chain?