Why is the cycle of natural disaster ➡ secondary succession an important and recurring process in ecosystems? (In other words, why do we see the pattern constantly repeating itself?)

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is most likely effect on the ecosystem?

Which of th following best describes how genes produce traits in an organism?

If t=tall and t=short what will be the physical appearance of the offspring the cross below? a.some will be tall and some will be short b.they will all be tall c.they will all be short d.they will be medium height