Find the area of a regular pentagon with a side length of 18 and an apothem of 25.

Kuhl found that babys brains are most open to learning the consonants in their native language at what age? and vowels at what age?

The different forms of a gene for a given trait are called .

Which statements are true for invasive species? 1. they always stabilize an ecosystem. 2. they’re always successful in adjusting to a new habitat. 3. they often compete with the native species for resources. 4. they have the ability to displace the native species. 5. they’re always pests.