Variation & Inheritance Key Words Crossword Puzzle

QUESTIONS LIST:

• genotype: all the alleles that make up a certain gene
• recessive: an allele that is only expressed if there are 2 copies, e.g. bb
• variation: the differences within a species
• environmental: variation that is influenced by the surroundings
• dna: deoxyribonucelic acid
• genetic: variation that is determined by dna
• phenotype: the characteristic that is shown/expressed
• genome: all the genes that make up an organism
• continuous: variation that can be measured between a minimum and maximum value e.g. height
• dominant: an allele that is always expressed, e.g. bb or bb
• heterozygous: two different alleles
• homozygous: two copies of the same allele
• allele: a particular form of a gene
• discontinuous: variation that falls into categories e.g. hair colour