heredity vocab
Published on Nov 18, 2015
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PRESENTATION OUTLINE
TRAITS
A CHARACTERISTIC OR PROPERTY OF AN ORGANISM
DOMINATE TRAITS
A GENETIC TRAIT PASSED FROM PARENT TO CHILD THAT IS MORE LIKELY TO BE EXPRESSED
CHROMOSOME
A TIGHTLY WOUND BUNDLE OF DNA AND PROTEINS IN THE NUCLEUS OF MOST LIVING CELLS
Photo by colm.mcmullan
HEREDITY
THE PASSING OF TRAITS FROM PARENT TO OFFSPRING
GENES
THE BASIC UNIT OF HEREDITY IN A LIVING ORGANISM; A SEGMENT OF DNA OR RNA
RECESSIVE TRAIT
A TRAIT THAT LACKS THE ABILITY TO SHOW ITSELF WHEN A DOMINANT GENE IS PRESENT
ALLELE
ONE MEMBER OF A PAIR OR SERIES OF GENES ON SPECIFIC CHROMOSOMES IN SPECIFIC POSITIONS
PUNNETT SQUARE
CHARTS USED TO PREDICT POSSIBLE GENETIC OUTCOMES FOR OFFSPRING OF GIVEN CROSS
PHENOTYPE
THE OBSERVABLE TRAITS OF AN ORGANISM PASSED ON FROM PARENT TO OFFSPRING
GENOTYPE
INTERNAL GENETIC CODING PASSED ON FROM ONE GENERATION TO THE NEXT
HOMOZYGOUS
INHERITANCE OF SAME ALLELES FOR A PARTICULAR GENE FROM BOTH PARENTS
HETEROZYGOUS
HAVING DIFFERENT PAIRS OF GENES FOR ANY GIVEN PAIR OF HEREDITARY CHARACTERISTIC
DNA
- found in the nucleus of a cell, a long nucleic acid molecule containing the genetic instructions for the development and functioning of all living organisms; abbreviation for deoxyribonucleic acid
PROKARYOTE
INDIVIDUAL MICROSCOPIC ORGANISM WITH NO NUCLEUS
EUKARYOTE
HAVING COMPLEX CELLS IN WHICH GENETIC MATERIAL IS CONTAINED INSIDE A NUCLEUS
