Molecular Biology exam test quiz
and answers graded A+
Watson and Crick published a paper called - ANS✅✅"Molecular Structure of Nucleic Acids: A
Structure for Deoxyribose Nucleic Acid"
The field of molecular biology started with the discovery of - ANS✅✅DNA structure
Who felt that students weren't listening when he lectured, and were instead taking notes -
ANS✅✅ Watson
Who was born in 1822, became a monk, from Austria, and began making pea plant hybrids and
studies the transmission of heredity? - ANS ✅✅ Gregor Mendel
Who is infamous for the pea plants? - ANS✅✅Gregor Mendel
What was the ratio that Gregor Mendel believed in? - ANS✅✅9:3:3:1
Mendel selected ______ traits, which all happened to be on different chromosomes, and he kept
detailed notes of at least __________ plant crosses - ANS✅✅7; 29,000
Alleles - ANS✅✅Alternate forms of a gene pair that control a characteristic
Homozygous - ANS✅✅RR, rr, YY, yy
Heterozygous - ANS✅✅Rr, Yy
Diploid - ANS✅✅2n = 46 chromosomes in humans
Haploid - ANS✅✅N = 23 chromosomes in humans
Segregation - ANS✅✅Separation of two alleles
, Independent assortment - ANS✅✅Independent sorting of two different traits
Haploid is also known as a - ANS✅✅Gamete
The basic rules of heredity were proposed in a paper by Mendel called - ANS✅✅"Experiment in
Plant Hybridization"
Genetic crosses between F1 generation produce - ANS✅✅F2 generation
Pea plant seeds are _______ (dominant/R) or _________ (recessive/r) - ANS✅✅Roud; wrinkled
What are the two alleles of the pea plants? - ANS✅✅Round (R) and wrinkled (r)
Round seeds have a - ANS✅✅Starch branching enzyme which was lost
T/F: gametes produce at random - ANS✅✅true
Each F1 parent produces how many gametes? - ANS✅✅Two (R or r)
Gametes combine to produce - ANS✅✅F2
F2 has a __ phenotypic ratio and a _____ genotypic ratio - ANS✅✅3:1 and 1:2:1
Inheritance is controlled by - ANS✅✅Factors
Factors occur in ________, and alleles are ________ pairs of a gene pair - ANS✅✅Pairs; alternative
When crossing peas with two traits, the F2 has a _:_:_:_ phenotypic ratio - ANS✅✅9:3:3:1
Since the F2 offspring are not identical to the F1 generation, the traits must assort -
ANS✅✅independently
and answers graded A+
Watson and Crick published a paper called - ANS✅✅"Molecular Structure of Nucleic Acids: A
Structure for Deoxyribose Nucleic Acid"
The field of molecular biology started with the discovery of - ANS✅✅DNA structure
Who felt that students weren't listening when he lectured, and were instead taking notes -
ANS✅✅ Watson
Who was born in 1822, became a monk, from Austria, and began making pea plant hybrids and
studies the transmission of heredity? - ANS ✅✅ Gregor Mendel
Who is infamous for the pea plants? - ANS✅✅Gregor Mendel
What was the ratio that Gregor Mendel believed in? - ANS✅✅9:3:3:1
Mendel selected ______ traits, which all happened to be on different chromosomes, and he kept
detailed notes of at least __________ plant crosses - ANS✅✅7; 29,000
Alleles - ANS✅✅Alternate forms of a gene pair that control a characteristic
Homozygous - ANS✅✅RR, rr, YY, yy
Heterozygous - ANS✅✅Rr, Yy
Diploid - ANS✅✅2n = 46 chromosomes in humans
Haploid - ANS✅✅N = 23 chromosomes in humans
Segregation - ANS✅✅Separation of two alleles
, Independent assortment - ANS✅✅Independent sorting of two different traits
Haploid is also known as a - ANS✅✅Gamete
The basic rules of heredity were proposed in a paper by Mendel called - ANS✅✅"Experiment in
Plant Hybridization"
Genetic crosses between F1 generation produce - ANS✅✅F2 generation
Pea plant seeds are _______ (dominant/R) or _________ (recessive/r) - ANS✅✅Roud; wrinkled
What are the two alleles of the pea plants? - ANS✅✅Round (R) and wrinkled (r)
Round seeds have a - ANS✅✅Starch branching enzyme which was lost
T/F: gametes produce at random - ANS✅✅true
Each F1 parent produces how many gametes? - ANS✅✅Two (R or r)
Gametes combine to produce - ANS✅✅F2
F2 has a __ phenotypic ratio and a _____ genotypic ratio - ANS✅✅3:1 and 1:2:1
Inheritance is controlled by - ANS✅✅Factors
Factors occur in ________, and alleles are ________ pairs of a gene pair - ANS✅✅Pairs; alternative
When crossing peas with two traits, the F2 has a _:_:_:_ phenotypic ratio - ANS✅✅9:3:3:1
Since the F2 offspring are not identical to the F1 generation, the traits must assort -
ANS✅✅independently
