1 Vocabulary Review GENETICS

2 Study of how characteristics are transmitted from parent to offspring GENETICS

3 The father of genetics GREGOR MENDEL

4 Physical feature determined by the genotype PHENOTYPE

5 Plant used by Mendel for his hereditary studies GARDEN PEAS

6 Transmission of characteristics from parent to offspring HEREDITY

7 A genetically determined characteristic TRAIT

8 Stronger of two alleles that shows up most often DOMINANT

9 Having identical alleles (AA or aa) HOMOZYGOUS

10 Another term for a heterozygous genotype HYBRID

11 Law stating that a pair of alleles will separate whenever gametes are formed LAW OF SEGREGATION

12 A genotype having one dominant and one recessive allele HETEROZYGOUS

13 Law stating that alleles separate independently of each other when sperm and eggs are formed LAW OF INDEPENDENT ASSORTMENT

14 Two forms of a gene ALLELES

15 Instructions on DNA that code for specific proteins or traits GENES

16 The weaker of two alleles in a pair that is often masked by the dominant allele RECESSIVE

17 Gene combination in the offspring GENOTYPE

18 Dominance that occurs whenever both alleles for a trait are expressed CODOMINANCE

19 Type of letter used to represent a dominant allele CAPITAL

20 The likelihood that an event will occur like tossing heads or tails on a coin PROBABILITY

21 Cross involving two traits DIHYBRID

22 Dominance that occurs whenever the hybrid genotype produces a new, intermediate phenotype INCOMPLETE DOMINANCE

23 Used to solve genetics problems PUNNETT SQUARE

24 Genetic cross involving a single trait MONOHYBRID

25 Type of dominance in which the dominant allele is always expressed COMPLETE DOMINANCE