Living Things 6th Crossword
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
 
 
Down: 1) the process by which individuals that are better adapted to their environment survive and reproduce more successfully3) reproduction that does not involve the union of sex cells and in which one parent produces offspring that are genetically identical to the parent4) the human practice of breeding animals or plants that have certain desired traits5) a characteristic that improves an individual's ability to survive and reproduce in a particular environment7) anything that causes a reaction or change in an organism or any part of an organism11) the death of every member of a species12) the process in which inherited characteristics within a population change over generations such that new species sometimes arise Across: 2) a change in the nucleotide-base sequence of a gene DNA molecule6) the maintenance of constant eternal state in a changing environment8) a molecule that is present in all living cells and that a living thing inherits and needs to live9) the occurrence of heredity or nonhereditary differences between different individuals of a population10) the smallest unit that can perform all life processes; cells are covered by membrane and contain DNA and cytoplasm13) reproduction in which the sex cells from two parents unite to produce offspring that share traits from both parents
 

 

Create your own Crossword Puzzle for Free!		  Show Errors as I Type