Genetic Variation Crossword

This printable crossword puzzle on the topic of Genetics & DNA has 11 clues. Answers range from 1 to 12 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

A sequence of DNA on a chromosome that contains coded instructions for making a specific protein. It carries the information to create a particular characteristic.
A form of a gene.
The visible characteristics of an organism that occur as a result of its genes.
The alleles that an organism has for a particular characteristic. They are usually written as symbols.
Form of a gene that is expressed in the phenotype, whether homozygous or heterozygous.
Allele of a gene that only shows in the phenotype it the genotype is homozygous for that allele.
Describes a genotype in which two alleles for the characteristic are the same.
Describes a genotype in which the two alleles for the characteristic are different.
Parental generation: parents of the monohybrid cross.
First generation of a monohybrid cross.
Second generation of a monohybrid cross.