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9.1 Vocabulary

Cell the basic unit of structure and function in living things.
Tissue a group of similar cells that perform a specific function.
Organ a group of several different tissues.
structures or behaviors that allow animals to perform these basic functions in their environments.
Sexual Reproduction the process by which a new organism develops from the joining of two sex cells a male sperm cell and a female egg.
Fertillization the joining of an egg cell and a sperm cell.
Asexual Reproduction the process by which a single organism produces a new organism identical to itself.
Phylum major groups
an animal with a backbone
Invertebrate an animal without a backbone
Created by: s730496