Sickle–cell anemia is caused when a mutation results in the replacement of glutamate with valine. Which type of mutation is observed here?A. chromosomal mutation
B.
frameshift mutation
C.
substitution mutation

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