Which type of change was seen in the ecosystems affected by the 1988 fires in Yellowstone Park?

primary succession

secondary succession

a climax community

species extinction

Chemical reactions improving concentration and focus is my goal i think that hormoans can open nuero path ways improving thinking and mood and well ... everything

A tornado is dangerous mostly because of its

Why do plants have one hormone that promotes seed germination and another that suppresses seed germination? why not just have one or the other?

Explain the process of transpiration from the roots to the leaves

In which process is a zygote formed in a plant from the joining of a sperm and an egg? A. fertilization B. pollination C. seed dispersal D. vascular transport

What is pineal gland primarily responsible for?

Fevers are caused by: a. Fibrinogen acting on the fever tissues b. Fibrinogen acting on the hypothalamus c. Pyrogen acting on the fever tissuesd. Pyrogen acting on the hypothalamus

At a plate boundary where two thick plate edges of continental crust are coming together, what kind of formations might you eventually see on Earth's surface?

Which is an example of clones that already are produced by nature?

How do different spheres of earth interact?