A natural or human-caused event that changes a biological community and usually removes organisms from it. includes things like fire and storms, which play pivotal roles in structuring many communities.

1. Given the distribution of charges shown in this water molecule, why is it called "polar"? Type your answer here.

Pluto dwells on the inner edge of the A. Oort Cloud B. Main asteroid belt C. Kuiper belt

When looking up information using online references, you should complete how many searches? a. At least five, the more information you can find, the more references you can include in a paper c.

What role does the Arctic Fox play in the environment

What does "chemical composition" mean when speaking of minerals and rocks?

What are the 3 care instructions for future life on earth

If many trees are removed from a forest by logging, what is themost immediate effect on the carbon cycle in that forest? A. increased rates of decomposition B. decreased rate of atmospheric CO2 C. decreased combustion of fossil fuels D.

How many of Earth's plant species are used as agricultural crops? A) 1,000 B) 3,000 C) 5,000 D) 7,000 E) 9,000

Dendrites are branching cytoplasmic projections of neurons that receive impulses and transmit them to the cell body. a. True b. False

What is the difference between a reactant and a product?