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Down: 1) a form of cell division in which one diploid cell divides to produce four haploid daughter cells2) the comprehensive geological theory stating that Earth's outer layer is composed of lithospheric plates that float on, and move along with, the relatively plastic asthenosphere3) an evolved trait that makes organisms more suited to living and reproducing in their environments4) a boundary zone between two air masses6) energy-requiring movement of molecules across the cell membrane10) the study and measurement of seismic waves11) the study of life and living organisms14) the assembly of a protein based on directions from an RNA transcript16) a warming of the atmosphere that occurs because of the ability of certain atmospheric gases to absorb and reemit infrared radiation18) a group of organisms whose members can interbreed among themselves, but not with members of other species19) differences in a trait from one individual to another21) the DNA-containing structures found in eukaryotic and prokaryotic cells23) the temperature at which saturation is reached and condensation occurs Across: 5) a front along which neither of the meeting air masses is advancing7) the oxygen-using process of breaking down organic molecules to obtain ATP8) the movement of molecules across the cell membrane without the use of energy9) the creation of a molecule of RNA from DNA template12) the selective breeding of organisms with desirable traits in order to produce offspring with the same traits13) changes in the DNA nucleotide sequence of an organism15) a trend of gradually increasing global temperature thought to be caused by the greenhouse effect and responsible for changes in global climate patterns17) the basic unit of life that makes up all living organisms20) subsurface, molten rock found mainly in the upper mantle or lower crust22) traits that are passed from parents to offspring because they are at least partially determined by genes24) the area around a convergent plate boundary where one lithospheric plate descends beneath another, returning to the interior of the Earth25) heritable changes in living organisms over time26) each piece of lithosphere27) the tendency for molecules to move from an area of high concentration to an area of low concentration28) the formation of new species29) a section of DNA that contains the instructions for making a protein
 

 

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