Question

20 multiple choice 4 points all somatic cells have a total of ____ chromosomes. 23 46 20 52 21 multiple choice 4 points the variety of habitats, the species residing in them, and the ecological processes is ____. species diversity ecosystem diversity habitat diversity genetic diversity

Explanation:

• For question 20: Somatic cells are diploid. In humans, diploid cells have 23 pairs of chromosomes, so a total of 46 chromosomes.
• For question 21: Ecosystem diversity encompasses the variety of habitats, species within them, and ecological processes.

Answer:

1. B. 46
2. B. ecosystem diversity