What problems do you think might arise if the chromosomes did not align during metaphase?

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.

Where does the information about where each transcription factor binds originate?

Crossing over is a method of (blank)?