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Stack #4654769

QuestionAnswer
homozygous Having two identical alleles for a particular gene
heterozygous having two different alleles for a trait
recessive An allele that is masked when a dominant allele is present
dominant An allele that is always expressed
pedigree A diagram that shows the occurrence of a genetic trait in several generations of a family.
allele Different forms of a gene
phenotype An organism's physical appearance, or visible traits.
genotype An organism's genetic makeup, or allele combinations.
anaphase Phase of mitosis in which the chromosomes separate and move to opposite ends of the cell
telophase After the chromosome seperates, the cell seals off, Final Phase of Mitosis.
metaphase Chromosomes line up in the middle of the cell
prophase Chromosomes become visable, nuclear envelop dissolves, spindle forms
mitosis part of eukaryotic cell division during which the cell nucleus divides
meiosis Cell division that produces reproductive cells in sexually reproducing organisms
haploid An organism or cell having only one complete set of chromosomes.
diploid containing two complete sets of chromosomes, one from each parent.
codominance situation in which both alleles of a gene contribute to the phenotype of the organism
polygenic traits traits controlled by two or more genes
incomplete dominance Situation in which one allele is not completely dominant over another allele
multiple alleles three or more forms of a gene that code for a single trait
sex linked trait a trait that is determined by a gene found on one of the sex chromosomes, such as the X chromosome or the Y chromosome in humans
autosomal all the other genes in the body that are not sex-linked.
Created by: cdmellon
 

 



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