cell division in which the nucleus divides into nuclei containing the same number of chromosomes
process by which plants and some other organisms use light energy to convert water and carbon dioxide into oxygen and high-energy carbohydrates such as sugars and starches
eukaryotic organism that is not an animal, a plant, or a fungus.
the stage of the cell cycle that takes place before cell division occurs
the second stage of mitosis
first and longest phase of mitosis where chromatin coils into visible chromosomes
the third phase of mitosis, during which the chromosome pairs separate and move toward opposite poles
a group of organisms of the same species populating a given area
organism that obtains energy by eating animals
factor that causes the growth of a population to decrease
a central point or locus of an infection in an organism
The process that creates new sea floor as plates move away from each other at the mid-ocean ridges
living and nonliving things in an environment, together with their interactions
simple substances that cannot be broken down into simpler substances
combination of 2 or more elements
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