Bio vocab #5 Crossword
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
 
 
Down: 1) anaerobic reactions, which produce energy but nat as efficiently as do aerobic reactions3) an organelle in which parts of the cell membrane are made and some proteins are chemically modified4) the death of all the individuals with a species7) provides evidence that life on earth has changed over time10) catalyst that speed up the rates of biochemical reactions by lowering the activation energy11) a mutation where a nitrogenous base is added or deleted Across: 2) the study of the stages before birth5) long whiplike structures that aid on the movement of some cells6) the movement of specific molecules across the membrane via protein channels embedded in the cell membrane8) the process by which a cell takes in material by folding the cell membrane around the material9) union of male and female gametes to form a zygote11) the preserved remains of ancient organisms12) cells that contain a nucleus13) the process by which a cell releases large amounts of material using folds in the cell membrane14) the trait that allows an organism to be best suited to its environment so it can survive and reproduce
 

 

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