Spot the odd one out

Exercise and reference answers

Questions

1. Items

   1. Variation
   2. Interphase
   3. Fitness

   Odd item

   Interphase

2. Items

   1. Drift
   2. Selection
   3. Replication

   Odd item

   Replication

3. Items

   1. Cell theory
   2. Homology
   3. Common ancestry

   Odd item

   Cell theory

Explanation