Diversity of Life: A3.1 & A3.2

In 2021 there were 2.13 million named species on the planet. Estimates of the true number of species range from 3 to 100 million; regardless of where the true value lies, this is a staggering level of diversity. Life exists in all environments of the planet with unique adaptations to survive a wide variety of habitats and niches. In this unit, the means of organizing life by classification and through the use of cladograms will be examined.

---

Diversity of Life Learning Standards
​Diversity of Life Notes Packet

Resources

Lab Standards Explained
Ecology Quizlet Set

Classification:

• Dichotomous Key Example​​​

Notes & Lectures:

A3.1 Diversity of Organisms

A3.2 Classification & Cladistics

Shelby Unit Summary