In a punnet square a recessive allele is recorded as a upper case letter. lower case letter. number. symbol.

As a small change in a person's dna can cause a genetic disorder

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

Choose the diagram that best represents a habitat corridor explain your choice.