You and Your DNA Crossword Puzzle

QUESTIONS LIST:

• genome: the entire genetic material of an organism.
• dna: the molecule that contains genetic information and instructions for making proteins.
• chromosome: a long, coiled molecule of dna that carries many genes.
• gene: a short section of dna that codes for a specific protein.
• allele: a different version of the same gene.
• phenotype: the observable characteristics of an organism.
• genotype: the genetic makeup of an organism, described by its alleles.
• inheritance: the passing of genetic information from parents to offspring.
• dominant: a _ allele that is expressed when only one copy is present.
• recessive: a _ allele that is only expressed when two copies are present.
• homozygous: having two identical alleles for a gene.
• heterozygous: having two different alleles for a gene.
• gamete: a sex cell (sperm or egg) that contains one set of chromosomes.
• engineering: genetic _ is the process of altering an organism’s dna by inserting a gene from another organism.
• modified: an organism whose dna has been altered using genetic engineering is known as being genetically _