StarterDefine the following terms1. Gene2. Allele3. Gametes4. Mutation5. Mitosis6. Meiosis
White Fur
Black Fur
Sex Determination
X = Female ChromosomeY = Male Chromosome
EGG SPERM ZYGOTE
X X XX = Girl
X Y XY = Boy
Dominant Allele vs. Recessive AlleleSome alleles can be dominant (they will always show up) and some are recessive (these will only show up if both alleles are the same)Example: B = black fur, b = white fur
Genotype PhenotypeBB black furBb black furbb white fur
Genotype = the combination of alleles that an organism has
Phenotype = the characteristic produced by the genotype
Homozygous = having two identical alleles (e.g. HH, hh, BB, bb, KK, kk)
Heterozygous = having two different alleles (e.g. Hh, Bb, Kk)
Tongue Rolling Allele RNon Tongue Rolling Allele r
Q1. Julie’s GENOTYPE is ‘RR’. What is her PHENOTYPE?
Q2. Jenny’s GENOTYPE is ‘Rr’. What is her PHENOTYPE?
Q3. Kyle is not a tongue roller. What is his GENOTYPE?
Q4. Whose GENOTYPE is heterozygous?
a) Julie b) Jenny c) Kyle
Q5. Whose GENOTYPE is homozygous?
a) Julie b) Jenny c) Kyle
Top Related