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Topic 1 Science

asymmetrical something that cannot be divided into mirror images
cambium the layer in plants that separates the xylem from the phloem
cell the smallest unit of all living matter
chlorophyll a green chemical in plant cells that allow plants to use the sun's energy to make food.
classification the science of organizing categories for living things
kingdom the largest group into which an organism can be classified
muscular system the body system made of muscles that move bones
organism any living thing that can carry out its life on its own
photosynthesis the food making process in green plants that use sunlight
skeletal system the organ system made of bones, tendons, and ligaments
bilateral a type of symmetry where the body can be cut in one place and you end up with two sides that are the same (mirror images)
asymmetrical a type of symmetry on an organism where there is no place that it can be cut and have two sides the same (no mirror images)
radial a type of symmetry on an organism where it can be cut in many places and the two sides are exactly the same. (mirror images)
cells together make a tissue
tissues together make an organ
organs together make an organ system
organ systems together make an organism
vascular plants contain tubes that transport nutrients, water, and sugar
non-vascular plants contains no tubes and must absorb water from the ground like a sponge
xylem tubes in a plant that carry water and minerals
phloem tubes in a plant that carry food (sugar)
doesn't have a nucleus, doesn't have mitochondria, and is unicellular bacteria
monotreme a mammal that lays eggs - feeds from its mother's milk
kingdoms animals, plants fungi, bacteria, archaea, and protists
bronchi and alveoli inside the lungs
Created by: mbeaulier