How many chambers does the human heart have?

Which of the following will MOST certainly happen to earth climate change? 1. The moon will increase its gravitational pull 2. Humans will run out of fossil fuels 3. The ocean will run out 4. Average global temperatures will rise

What does the name of an enzyme usually end in?

To multiply, viruses must take over the functions of the cell they infect. Why does it make it difficult to make effective antiviral drugs?

What does a NSF seal certify?

3. The alligator snapping turtle has a worm structure on its tongue. When this structur wiggles, fish are attracted to it and swim into the turtle's mouth. This wormlike appendage is an example of what type of adaptation? sc. 7. L. 15.

Who are indian here?

Explain why the direction along which the electromagnetic wave travels is not the same as the direction along which the changing electric field is applied.

Which organisms transform nitrogen to a form that is useful to plants? bacteria animals algae humans

Explain how a shortage of water affects the health of your cells.

Name the appendages used for movement by organism belonging to protista