All living things come from other living things. Life comes from life!
The basic unit of life. A tiny building block.
The process by which an organism increases in number of cells, OR the cells get larger.
The vascular tissue through which WATER and NUTRIENTS move in some plants.
The vascular tissue through which FOOD moves in some plants.
A group of cells that are alike in structure and activity.
A collection of tissues that work together to perform certain functions.
Structures that contain the genetic code that make up chromosomes.
The process of cell division for the growth and repair of cells.
A general name for all living things.
The unique chemical organization of the matter and chemical processes of living things. (All the living material within a cell.)
The process that changes food into simpler forms that can be absorbed and used by the organism.
An animal with a stomach divided into 3 or 4 chambers.
The passage of parental traits to the offspring.
Rod-shaped structures made of DNA that are located in the cell nucleus and carry hereditary traits.
The ability of an organism to move about to get food and protect itself from danger.
Animals with 1 stomach, or single-chambered stomach.
The process used by organisms to provide cells with oxygen that is used to release energy from food. Breathing!
System used to transport food nutrients and gases through a plant or animal.
The regulation of the mating of plants or animals to achieve certain characteristics in the offspring.
The process used by which organisms produce offspring.
The period that covers the beginning, growth, maturity, decline and death of an organism.
The process by which organisms replace or repair damaged cells.
A group of organs which works together to perform an activity.
The study of heredity.