Which situation is an example of equilibrium? A. The percentage of nitrogen gas in a room decreases steadily.
B. The amount of air in a room slowly increases.
C. The amount of water in a cup does not change.
D. A blade of grass slowly grows taller.

Which organelle breaks down sugar molecules that supply energy to the cell ?

Dna, in the nucleus carries the genetic code for making proteins in ribosomes. in the diagram, b, represents the proteins produced. dna cannot leave the nucleus to carry the genetic information to the ribosome where proteins are produced. how does the genetic code get from the nucleus to the ribosome? what does a represent? now

Select the correct answer.what is the observable characteristic of a person called? o a. genotypephenotypeoc.alleleo d.gene