A 25.0 kg object falling towards earth has a velocity of 8.5m/s when it is 100m above the ground. What will be it's velocity when it is 20m above the ground?

Which of the following structures is not found in both plant and animal cells? a) chloroplast b) cytoskeleton c) ribosomes d) mitochondria

What are tissues? a groups of tissues that work together b basic units of structure and function c groups of cells that perform the same function d multiple organs that perform a major function

Where can a dna be found in a prokaryotic cell