Transcript TEK 6C

Biology 6C
Variation among
organisms
Identify and illustrate
how changes in DNA
cause mutations and
evaluate the
significance of these
changes .
Mutation
Any change in the DNA sequence.
 Can lead to a change in protein
production.

DNAmRNA-
Amino Acid chain
(Protein)-
Practice Question
If one nucleotide is omitted or
accidentally repeated in the process
of DNA replication, which of the
following is most likely to occur?
F. Gene deletion
G. Gene mutation
H. Gene insertion
J. Gene segregation
Practice Question
This illustration is an example of a normal DNA
sequence. Which of the following represents
a single base change in the sequence?