Natural Selection

12345678
Across
  1. 3. the physical appearance that is a result of the genotype.
  2. 7. explanation of how organisms in a population develop traits that allow them to survive and reproduce
  3. 8. a child or animal in relation to its parent or parents.
Down
  1. 1. evidence for biological evolution
  2. 2. an inherited mutation in an organism's DNA that provides an advantage for survival for a species.
  3. 4. the changing of the structure of a gene, resulting in a variant form that may be transmitted to subsequent generations, caused by the alteration of single base units in DNA, or the deletion, insertion, or rearrangement of larger sections of genes or chromosomes.
  4. 5. Similar body structures and systems between different
  5. 6. Change change in an organism's genetic makeup, DNA, that occurs through natural selection of advantageous traits for survival over an extended period of time.