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GENETICS

TermDefinition
Heredity Heredity is passing of physicalize the study of heredity
Trait Each different from of a characteristic,such as stem height or seed color
Genetics the scientific study of heredity
Fertilization A new organism begins to from when egg and sperm join in the process
Purbred Organism is the offspring of many generations that have the same trait
Gene The set of information that controls a trait a segment of DNA on a chromosone that codes for a specific triat
Alleles The different form of gene
Dominant Allele Is one whose trait always shows up in the organism when the allele is present
Recessive Allele Is hidden whenever the dominant allele is present
Hybrid A hybrid organism has two different alleles for a trait
Probability To predict the results of s particular event
Punnett Square Is a chart that shows all the possible combinations of alleles that can result from genetic cross
Phenotype Two useful terms that geneticists use
Genotype Two useful terms that geneticists use
Homozygous An organism that has two identical alleles for a trait
Heterozygous An organism that has two different alleles for a trait
Codominance For some alleles,an inheritance pattern
Meiosis Is the process by which the number of chromosomes is reduced
Messenger RNA Copies the coded message from the DNA in the nucleus,and carries the message to the ribosome in the cytoplasm
Transfer RNA Another type of RNA,called transfer RNA carries amino acids to ribosome and adds them to the growing protien
Mutation Is any change in a gene or chromosome
Created by: Lailah.Williams
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