What do nitrifying bacteria do?

a. remove nitrogen gas from ammonium

b. release nitrogen from fossil fuels

c. convert ammonium to nitrates

Which biome has long cold winters and short summers, and is home to conifers?

Radioactive dating involves determining which of the following? Half-life decay Index fossils Depth of layers Geologic time

A list of the steps anyone could follow to conduct an important experiment

The most direct effect of severing the corpus callosum would be that

How does a molecule of water move between the hydrosphere, geosphere, and biosphere

Scientists use specific levels of organization in order to analyze the biosphere. The Everglades are a large area of subtropical wetlands found in Florida.

How do I win a warzone match?

What is the function of a gene?

Explain the anthropogenic (man-made) impact on the Carbon Cycle.

Species are subdivided into smaller groups called subspecies. For people, the human species is subdivided into smaller groups called a. ethnic groups b. species c. breeding populations d. races e. all of the above