Do extra membrane increase or decrease the organelles surface area to volume ratio?

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.

Which characteristics are typical of a human population in the postindustrial stage?

How does science influence the decisions made about social, economic, and political issues?