Jack the cat is an orange and white tabby. However, both his mom and his sister are white, black, and orange calicos. Why was it genetically impossible for Jack to ever be a tri-colored calico cat?

answer; both surfaces of the membrane are nonpermeable

examples of nucleic acids are deoxyribonucleic acid (dna) and ribonucleic acid (rna).

mass and weight are closely related because mass affects the weight of an object experiencing the effects of gravity. weight is the measure of the force of gravity on an objects's mass, while mass is the measure of how much matter there is in an object.