Biology Crossword

controls all cell activities
fluid that cushions the organelles
creates protiens
basic unit of life
used for storage
when individuals within a population vary genetically
In order for natural selection to occur all populations must have _____ variations
where do you get your traits from?
shift in allele frequencies within a population
change in allele frequency due to a catastrophe
shows the evolutionary relationship among biological species that are known to have a common ancestor
unrelated species become more similar as they adapt to the same kind of environment
allows scientists to see a continual series of change of a species
the leaving of an organism from a habitat or population
will not mix well with water
will mix well with water
movement of a substance into a cell by a vesicle
movement of a substance by a vesicle to the outside cell
cells use energy to move substances in and out of the cell
the solutions on either side of the membrane have the same solute concentration
materials move from an area of high concentration to an area f low concentration without the use of energy
the diffusion of water across a semi-permeable membrane from an area of high concentration to low concentration
first stage of making a protien
describes the concentration of a solution outside of the cell
nitrogenous base found in RNA instead of thymine
messenger ribonucleic acid
transfer ribonucleic acid
building blocks of a protien
chain of amino acids, compound used by DNA to control all cell processes/build structures
nitrogenous base with its sugar and a phosphate