1 Biology

Notes

1 Biology glossary Word Definition Topic active transport the process by which dissolved molecules (solutes) move across a cell membrane from a lower to a higher concentration Life processes and cells Aerobic respiration respiration that requires oxygen Life processes and cells Anaerobic respiration respiration that occurs in the absence of oxygen Life processes and cells antibodies proteins produced by the body's immune system that attack foreign invaders (antigens) Life processes and cells bacteria single-celled micro-organisms, some of which are pathogenic in humans, animals and plants. Singular is bacterium Life processes and cells bivalent Having two chromosomes - one from the male gamete and one from the female gamete. Life processes and cells cell Basic unit of life. Unicellular organisms only have one cell. Multicellular organisms have many cells. Life processes and cells chloroplasts microscopic structures containing chlorophyl found in green plant cells where photosynthesis takes place Life processes and cells chloroplasts tiny bodies found in plant cells which are green because they contain chlorophyll Life processes and cells chromatid One of two daughter strands of a r...