A unicellular organism that lacks a nucleus and membrane-bound organelles.
Prokaryote
An atom that has gained or lost an electron.
Ion
The main greenhouse gas released during the burning of coal.
CO2
The movement of carbon throughout the Earth's spheres.
Carbon cycle
How basic or acidic the water is on a scale.
pH
Protein is made up of a string of these compounds.
Amino Acids
The chemical formula for glucose.
C6H12O6
This theory seeks to explain how the universe began.
The Big Bang Theory
Renewable
The amount of oxygen that is trapped in the water for fish and plants to use. (scientific term).
Dissolved oxygen
The number of chromosomes in a human haploid cell.
23
Produces most of the energy needed to carry out the cell's function.
Mitochondria
Collisions of this type of plate boundary are responsible for the creation of the Himalayan Mountains.
Convergent (continent to continent)
This phenomenon - an observed change in frequency of sound or light because of the relative motion of a wave source and the observer - provides evidence that the universe is still expanding.
Doppler Effect
An area of land that catches precipitation and drains it down to a specific body of water.
Watershed
Mitosis produces this type of "daughter cell".
Genetically identical
This organelle packages proteins and other materials from the ER and sends them to other parts of the cell.
Golgi Body
This natural process removes CO2 from the atmosphere and is necessary to help slow global warming.
Photosynthesis
The 'exact' age of a fossil as determined by radiometric dating
Absolute Dating
A refractometer is the tool used to measure this water quality parameter.
The state where molecules continuously move across a cell membrane in both directions at equal rates.
Dynamic Equilibrium
Mutations, migrations, and natural competition are some of the mechanisms that drive this process.
Evolution
A proposed geological epoch defined by significant human impact on Earth's geology and ecosystems.
Anthropocene
The slow movement of Earth's continents across the ocean bed over long periods of geologic time.
Continental Drift
How muddy or clear the water looks (scientific term).
Turbidity