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Grade 5 Unit A Ch 1

Scott Foresman 5th Science Unit A Ch 1 Vocab

Bacteria tiny one-celled organisms, some of which can cause disease
Cell the basic unit of a living organism
Cell Membrane the thin layer that makes up the outside of the cell and controls what enters and leaves it
Cell Wall a stiff outer layer that helps keep plants firm
Chloroplast the green cell part in plant cells that traps and uses light energy
Classify to arrange in groups using a system
Cytoplasm jellylike material that fills most of a cell
Egg Cell a cell that can join with a sperm cell to form a new individual
Genus a group of similar species
Invertebrate an animal that has no backbone
Kingdom the largest group into which an organism is classified
Mammal an animal that has hair or fur and feeds its young with milk produced by the mother
Nucleus the cell part that controls the cell’s activities
Species a group of organisms of only one kind that can interbreed in nature
Sperm Cell a cell that can join with an egg cell to form a new individual
Vascular Plant a plant with long tubes inside that carry food and water to all the parts of the plant
Vertebrate an animal with a backbone
Virus a tiny particle that can reproduce only inside the cells of living things
Created by: DawnSimpson