TTU BIOL 1402 Exam 2 Questions &
Answers (Grade A+)
Heredity -
correct answer ✅Inheritance of traits
Genes -
correct answer ✅parts of chromosomes; discreet unit of heredity
information consisting of specific sequences in DNA or RNA
Locus -
correct answer ✅Site on a chromosome where the genes are
found
Cross fertilization -
correct answer ✅(trick Mendel used being the "bee") animals and
dioecious plants who only have individual sex gametes
Blending Theory of Inheritance -
correct answer ✅Theory that each parent's genetic material is
mixed to create offspring
Particulate Theory of Inheritance -
correct answer ✅Traits are inherited like particles = genes
,TTU BIOL 1402 Exam 2 Questions &
Answers (Grade A+)
Monohybrid Cross -
correct answer ✅1 trait at a time cross
Allele Segregation -
correct answer ✅Mendel's 1st Law; Always produces 3:1 ratio
Allele -
correct answer ✅Version of gene: dominant vs. recessive;
genotype
Pure-breeding strains -
correct answer ✅Crosses between identical homozygotes (same
alleles)
Hybrid -
correct answer ✅An offspring resulting from the cross between
two parents of different species Ss - just as long as SS (the little s is
recessive and the dominant gene takes over
Test Cross -
correct answer ✅Long (?) + ss (allows you to determine
genotypes)
, TTU BIOL 1402 Exam 2 Questions &
Answers (Grade A+)
Genotype -
correct answer ✅Alleles
Phenotype -
correct answer ✅Apparence
Punnett Square -
correct answer ✅shows a 9:3:3:1 ratio of phenotypes
Dihybrid Crosses -
correct answer ✅2 traits - 2 versions of that trait
Independent Assortment -
correct answer ✅Mendel's 2nd law; 9:3:3:1 rations of phenotypes
in F2 generations
Sex Chromosomes -
correct answer ✅X and Y (1 Pair
Answers (Grade A+)
Heredity -
correct answer ✅Inheritance of traits
Genes -
correct answer ✅parts of chromosomes; discreet unit of heredity
information consisting of specific sequences in DNA or RNA
Locus -
correct answer ✅Site on a chromosome where the genes are
found
Cross fertilization -
correct answer ✅(trick Mendel used being the "bee") animals and
dioecious plants who only have individual sex gametes
Blending Theory of Inheritance -
correct answer ✅Theory that each parent's genetic material is
mixed to create offspring
Particulate Theory of Inheritance -
correct answer ✅Traits are inherited like particles = genes
,TTU BIOL 1402 Exam 2 Questions &
Answers (Grade A+)
Monohybrid Cross -
correct answer ✅1 trait at a time cross
Allele Segregation -
correct answer ✅Mendel's 1st Law; Always produces 3:1 ratio
Allele -
correct answer ✅Version of gene: dominant vs. recessive;
genotype
Pure-breeding strains -
correct answer ✅Crosses between identical homozygotes (same
alleles)
Hybrid -
correct answer ✅An offspring resulting from the cross between
two parents of different species Ss - just as long as SS (the little s is
recessive and the dominant gene takes over
Test Cross -
correct answer ✅Long (?) + ss (allows you to determine
genotypes)
, TTU BIOL 1402 Exam 2 Questions &
Answers (Grade A+)
Genotype -
correct answer ✅Alleles
Phenotype -
correct answer ✅Apparence
Punnett Square -
correct answer ✅shows a 9:3:3:1 ratio of phenotypes
Dihybrid Crosses -
correct answer ✅2 traits - 2 versions of that trait
Independent Assortment -
correct answer ✅Mendel's 2nd law; 9:3:3:1 rations of phenotypes
in F2 generations
Sex Chromosomes -
correct answer ✅X and Y (1 Pair
