cell vocab science

cell membrane

a protective outer covering of a cell that regulates the interaction between a cell and the environment

cytoplasm

constantly moving gel like mixture inside the cell membrane that contains heredity material and is the location of a cells life process

cell wall

rigid structure that encloses, supports, and protects the cells plants, algae, fungi and most bacteria

organelles

structure in the cytoplasm of a eukaryotic cell that can act as a storage site, process energy, move materials, or manufacture substances

nucleus

organelle that controls all the activities of a cell and contains heredity material made of proteins and DNA positively charged, central part of an atom

chloroplasts

green, chlorophyll containing, plant cell, organelle that uses light energy to produce sugar from carbon dioxide and water

mitochondrion

cell organelle that breaks down food and releases energy

ribosome

small cytoplasmic structure an which cells make their own proteins

endoplasmic reticulum

organelle that moves materials around in a cell and is made up of a complex series of folded membranes.

golgi body

organelles that package cellar materials and transport then in or out of the cell

tissue

a group of similar cells that work together to get one job done.

organ

structure, such as the heart, made up of different types of tissues that all work together

photosynthesis

process by which plants and many other producers use light energy to produce a simple sugar from carbon dioxide and water and give off oxygen

magnify

to increase the size of something

cell theory

states that all organisms are made up of one or more cells, the cell is the basic unit of life, and all cells come from other cells

disease

a condition that results from a condition the disruption in function of one or more of an organism’s normal process

virus

a strand of heredity material surrounded by a protein coating

host cell

living in a cell which a virus can actively multiply or in which a virus can hide until activated by environmental stimuli

lysosomes

contains digestive chemicals that help break down food molecules, cell water, and worn-out cell parts

vacuole

a membrane-bound space foe temporary storage of materials. It can store waste, water, food, or other cellular material.