This printable crossword puzzle on the topic of Genetics & DNA has 13 clues. Answers range from 3 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
directly observable characteristics
genetic info determining species and characteristics
segment of DNA
chemical making up chromosomes
created during meiosis
united sperm and ovum
commonly called fraternal
the same
heterozygous individuals
each form of a gene
same alleles
chemically marked alleles
sudden, permanent change in DNA