6th Science Ch. 4 Vocabulary

A rigid structure that provides support for some kinds of cells, such as plant cells

Plantlike organisms in Kingdom Protista; usually can perform photosynthesis and are not mobile

A complete living thing

The reproduction process of an individual cell during which it divides into two cells.

Tiny structure inside the cytoplasm of most cells that helps carry out the function of the cell

The smallest unit of a living organism

An instrument that uses lenses to magnify objects hundreds or thousands of times

A green pigment that absorbs energy from sunlight and uses it to produce food and energy for the plant

Step by step process of cell division that ensures that the 2 new cells formed with be genetically the same as original

Group of the same kind of organisms living together; examples include bacteria and fungi

The process of birth, growth, reproduction, and death of a living thing

Process of cell division where cells divide a 2nd time, producing reproductive cells with 1/2 the chromosomes as parent

The ability to do work

An animal-like organism in Kingdom Protista; able to move around and often live in water

A theory stating that all living things are made of cells and that the cell is the smallest form of life

An organelle that contains chlorophyll; an organelle in which photosynthesis takes place

Large organelle in a cell that contains chromosomes.

Organisms in Kingdom Eubacteria; the smallest living things known

A bubble-like organelle in cells; generally used for storgage.

A cell's external boundary for the material inside the cell

A process by which plants and phytoplankton use energy from the sun

A jellylike substance consisting mostly of water, containing many substances such as proteins and fats

The cell's engines. Responsible for breaking down the cell's food and releasing energy