glossary Flashcards
Define amoeba
a unicellular organism
Cell wall
the plant cell component that surrounds the cell, providing support
cells
the smallest functional units in an organism- the building blocks of life
chloroplasts
the plant cell component where photosynthesis takes place
concentration
a measure of the number of particles from a place of high concentration to a place of low concentration
diffusion
the movement of liquid or gas particles form a place of high concentration to a place of low concentration
euglena
unicellular organism that performs photosynthesis
flagellum
a tail-like structure that allows euglenas to move
leaf cell
the plant cells that contain chloroplasts, where photosynthesis takes place
microscope
an optical instrument used to magnify objects, so small details can be seen clearly
nerve cell
an animal cell that transmits electrical pulses around the body
nucleus
the cell component that controls the cell and contains genetic material
observation
carefully looking at an object or process
organisms
living things
red blood cell
an animal cell that transports oxygen around the body
