How genetic variation can lead to variation of expressed traits in individuals ?

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is the most likely effect on the ecosystem? a-an increase in biodiversity. b-an increase in immigration to the area. c-a decrease in available water. d-a decrease in plant growth.

What is the primary goal of human communities?

What is the correct term for an area of rotating currents in an ocean? when ocean currents combine, they create an area of rotating currents called an