| A | B |
| adult stem cells | undifferentiated cells found in fully developed organisms |
| amoeba | single celled protist that moves with psuedobods |
| arm | part of microscope used to carry microscope |
| binary fission | type of cell division that occurs in prokaryotic cells in which a parent cells divides into two identical daughter cells |
| chemotaxis | movement of an organism in response to a chemical |
| cilia | hair-like extensions of the cell membrane that aid in movement |
| coarse adjustment knob | large knob used to find specimen |
| contractile vacuole | organelle used to pump water out of cell to maintain water balance |
| diaphram | part of microscope that controls the amount of light in the objective lens |
| differentiation | process by which unspecialized cells become specialized into one of many different types of cells, such as neurons or epithelial cells |
| embryonic stem cells | undifferentiated cells found in embryos |
| euglena | single celled protist with a flagellum and chlorplasts |
| eyespot | organelle that senses light |
| fertilization | union of two gametes that produces a diploid zygote |
| fine adjustment knob | small knob used to focus in specimens |
| flagella | whiplike tail that aids in movement |
| gene regulation | the process of turning genes on and off |
| microscope | device used to see things too small to see with eyes |
| ocular lens | part of microscope that usually is 10X magnification where you look through |
| paramecium | single celled protist with a slipper like shape covered in cilia |
| parasite | species that benefits in a parasitic relationship |
| pseudopodia | extension of cell membrane called false feet that aids in movement |
| scanning objective | lowest magnification objective |
| stage | part of microscope that holds the slide |
| zygote | diploid cell that forms when two haploid gametes unite during fertilization |
| phototaxis | movement of an organism in response to a light |