True or false: how new species appear

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   Diversity of life has changed over millions of years.

2. Statement is true

   Yes

   Statement

   Habitat fragmentation and genetic drift can accentuate variation.

3. Statement is true

   Yes

   Statement

   New species can appear as a result.

4. Statement is true

   No

   Statement

   Species are fixed and never change.

5. Statement is true

   Yes

   Statement

   Homology is discussed as evidence in this chapter.

Explanation