Chapter 8 vocab words JCE Students

Question Answer
chloroplast an organelle that makes food from sunlight, water, and carbon dioxide
circulatory system organ system that carries oxygen to the body and removes carbon dioxide and other wastes.
cytoplasm the gel like material that surrounds the internal parts of a cell
diffusion process that spreads substances through a gas or liquid from higher to lower concentration
hormone a chemical message that travels within an organism triggering a special action in certain cells
immune system an organ system that fights disease and foreign agents
infectious disease a disease caused by organisms or viruses
musculoskeletal system organ system that supports the body and allows movement includes all muscles and bones
nervous system organ system made of nerves serves to sense the envviornment and control other organ systems
non-infectous disease a disease caused by malfunction of a body part not by an invading agent
nucleus a part of a cell that directs all cell activities and carries information for cell reproduction
organelle a structure that has a specific task within the cell.
organ two or more types of tissue that work together to form a function
osmosis a type of diffusion that allows water to pass a barrier but bars other substances
tissue a group of cells with a common structure and function

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