A scientist finds an organism that cannot move. it has many cells, produces spores, and gets food from its enviroment. in which kingdom does it belong

How can ozone be both a pollutant and something beneficial to earth

What conditions might be too harsh for an organism to maintain homeostasis

The process of structural change over a long period of time that explain diversity of living thing is known as

The Prince William Sound has fully recovered from the oil spill. True False

Absolute dating can be determined by which of the following. Select all that apply. A. tree-ring patterns B. Earth's magnetic field C. a historian's journal D. coral growth cycle E. radioactivity F. photo comparison

Which human activity increases beach erosion? A) large storm waves B) removing beach plants C) over-protecting sand dunes D) swimming near the shoreline

For plants and other organisms to develop differences among their respective species the alleles of their genes must contain variations. What is the original source of these variations?

Describe how deforestation might contribute to global warming.

In Biology, name the term when a whitish liquid excrete out from a man's private part.

We can test the relative permeability of a phospholipid bilayer by using a synthetic membrane that does not contain any protein components. Some uncharged, polar molecules are found to diffuse freely across these membranes to varying degrees.