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Chapter26vocabulary
Chapter 26: The Structure of Living Things
Question | Answer |
---|---|
anatomy | the study of internal and external body structures and parts of an animal |
benign | noncancerous tumor |
cell | basic unit of life and the structureal basis of an animal |
cell division | process that occurs when a cell splits into two cells |
cell membrane | cell wall that forms the outside of a cell that holds the structures together |
connective tissue | holds and supports body structures by connecting cells |
cytoplasm | the liquid or fluid portion of a cell that allows the internal structures to move |
daughter cells | four cells that are created from one cell during meiosis and each cell has half the number of chromosomes of the parent cell |
enzyme | chemical that changes other chemicals during metabolism |
epithelial tissue | protective layer that cover the bodys organs and acts as a lining of internal and external structures |
histology | the study of tissues |
infection | invasion of the body by foreign matter causing illness and disease |
inflammation | protective mechanism causing redness, swelling, and pain |
lysosomes | the structures within the cell that digest food and proteins |
malignant | cancerous tumor |
meiosis | cell division for breeding and reproductive processes |
metabolism | reaction within the body that allows chemicals to break down and be used by the body |
mitochondria | powerhouse of the cell, and the part of the cell that makes energy |
mitosis | cell division that divides one cell into two cells and aids in animal growth and tissue repair |
muscular tissue | allows movement of body parts |
nervous tissue | contains particles that respond to a stimulus and cause a reaction in the body |
nucleolus | located within the nucleus and forms genetic material |
organ | group of tissues |
organelle | structures that are found within the cell |
pathology | the study of cells and disease |
physiology | the study of the functions of body structures and how they work |
ribosomes | structures within the cell that make protein |
somatic cells | cells that divide in mitosis and help in growth and repair of the body |
tissue | a group of cells similar in function and structure |
tumor | cell division and development in localized areas |