Explain how it might happen that a human offspring with 47 chromosomes could be produced

What are the most explosive events that occur on the sun? umbras solar flares solar winds prominences

In a vegetable garden 45 bean plants have been eaten by deer 5 are untouched what is the frequency of bean plants in the garden that have been eaten?

Which set of terms best describes a community of miners who live out in the countryside of west virginia and use specialized geographical equipment to analyze the composition of rocks