DNA and Genes Crossword Puzzle

QUESTIONS LIST:

• recessive: traits that are not expressed in the heterozygote
• allele: version of a gene
• second: principle of independent assortment, mendel's _ law
• codominance: the heterozygote expresses the traits of both alleles
• homozygote: organism with two identical alleles for a given gene
• genome: total genetic material of an organism
• mutation: when the sequence of nucleotides in an organism's dna is changed
• first: principle of segregation, mendel's _ law
• point: mutation where one nucleotide is substituted for another
• codon: sequence of three nucleotides in an mrna molecule
• gene: section of dna that contains the instructions for building a protein
• phenotpye: organism's traits
• introns: stretches of nucleotides that not used to build proteins
• deoxyribose: sugar in dna
• thymine: dna base pair for adenine