GED Science 2024

Points to remember! --All living things have several things in common. The cell is the basic functional unit of a living organism. Ecosystems are home to thousands of organisms, each playing a necessary role. ABOUT 40% THE GED SCIENCE QUESTIONS WILL BE ABOUT LIFE SCIENCES. Cell --the basic functional unit of an organism DNA --contains all the instructions needed to direct a cell's activities Mitosis --replication of a cell & its DNA Life science (or biology) --is the study of all living things, from plants to animals and humans. A biologist is someone who- --studies organisms, or living things, of which there are over 1.5 million different types. Biologist study their structures, their life cycles, and their relationship to their environment. Scientist have come up with a way to separate the living from the non-living: ---Has a life cycle (from birth to death) -Has the ability to move or grow -Has the need to find sources of energy as in feeding -Has the ability to respond to stimuli, or something in the environment, that causes a change in behavior -Has the ability to reproduce -Made up of cells Life science covers --every organism from the smallest, single-celled bacterium to the largest animal on earth, the blue whale