As you get older, your mitochondrial dna mutates which means that your energy production will decrease. using the gibbs free energy equation: δg = δh – tδs, explain old age.

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.

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?

Which of th following best describes how genes produce traits in an organism?