Mutations and microevolution
Complete the following statements to describe the effect of mutations on a population by typing the best answer in the box. Some terms may be used more than once.
1. Mutations are permanent changes made to an organism's _____.
2. Mutations can be _____, neutral, or beneficial depending on the _____ of the organism.
3. The rate of mutations is very _____, but they provide the raw material for _____ to occur as they provide new _____ among offspring.
4. For example, most Daphnia survive best at temperatures around _____ degrees; however, a mutation exists that requires Daphnia to live in temperatures between _____ and _____ degrees.
5. For Daphnia in colder climates, this mutation could be _____, but for Daphnia in warmer climates, this mutation could be neutral or even _____.
