Homework Answers
Option 4 - A character is inherited independently from other characters
- Mendel's monohybrid crosses demonstrate that a character is inherited independently from other characters
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Question 1 2 pts Mendel's monohybrid crosses demonstrate that O Genes are stored in chromosomes O...
98 Mendelian Genetics Exercise D: Mendel's Dihybrid Cross But wait there's morel Mender's monohybrid crosses established...
98 Mendelian Genetics Exercise D: Mendel's Dihybrid Cross But wait there's morel Mender's monohybrid crosses established that inheritance of phenotypes happened by the interactions of discrete particles' (we now call alleles). Further, he discovered that those alleles segregate during the process of meiosis in the production of gametes, which recombine during fertilization. The result of these two insights can easily be predicted by a technique developed by R. C. Punnett. Once these principles were established, Mendel sought to understand how...
Chapter 9: Patterns of Inheritance (Genetics) Gene - Hereditary = Genetics = Character Trait = Gregor...
Chapter 9: Patterns of Inheritance (Genetics) Gene - Hereditary = Genetics = Character Trait = Gregor Mendel's Experiments: • Mendel used pea plants that had distinct traits • Mendel began his experiments using pea pure-bred plants - What are the two possible genotypes for pure bred plants? and Mendel was able to perform cross-fertilization between two different plants (known as a genetic cross). the resulting offspring were Purebred parents generation, Offspring of the P generation generation, Offspring of the Fi...
QUESTION 14 Which of the following behaviors of melotic chromosomes is responsible for Mendel's law of...
QUESTION 14 Which of the following behaviors of melotic chromosomes is responsible for Mendel's law of segregation? OCondensation of chromosomes during metaphase 1 OSegregation of homologous chromosomes during anaphase OSegregation of sister chromatids during anaphase I O DNA replication in interphase OPairing of homologous chromosomes in prophase QUESTION 15 Which of the tolowing best explains why some autosoma trisomies, such as trisomy 21, are viable in humans, while others die as very early embryos? O The extra gene dosage of...
Question 12 only. Punnett's square analysis for the parental cross r Rr Rr 9) If we...
Question 12 only.
Punnett's square analysis for the parental cross r Rr Rr 9) If we used the above offspring (F1) in a new cross, what would be the genotypes and phenotypes of the offspring of the Fz generation? 10) What is the genotypic ratio of the F2 generation? 11) What is the phenotypic ratio of the F2 generation? 12) What would be the genotypic and phenotypic ratios of offspring from a cross between a homozygous recessive parent (r r)...
1. (2 pts) Homologous chromosomes a. come from different parents b. have the same genes c....
1. (2 pts) Homologous chromosomes a. come from different parents b. have the same genes c. may have different alleles d. have very similar DNA sequences e. all of the above f. none of the above 2. (3 pts) List the three ways that sexual reproduction increases the genetic variability of a population more than does asexual reproduction. 3. (2 pts) An organism has six independent (unlinked) genes and the following genotype: aaBbDdEEffag. How many different gametes could this organism...
Question 18 2 pts Homologous chromosomes describe the pairs of chromosomes that diploid organisms, such as...
Question 18 2 pts Homologous chromosomes describe the pairs of chromosomes that diploid organisms, such as humans, possess. Which of the statements about homologous chromosomes is true? Siblings share all the same homologous chromosomes (e.g. One sister has all the same chromosomes as her older sister. O Homologous chromosomes are genetically identical to one another. O People get one of each homologous chromosome from either biological parent. If you examine a pair of homologous chromosomes, they possess different genes.
for one of the monohybrid crosses you performed in this investigation, describe how to use the...
for one of the monohybrid crosses you performed in this
investigation, describe how to use the phenotype
Non Mendelian Genetics Assignment 1a. Marfan syndrome is a dominant disorder. List the possible genotype(s) for those afflicted by this disorder. 1b. In the cross Mm x mm, what percentage of the children are expected to inherit the disorder? Explain your answer. 2a. One non disjunction event has occurred during the second meiotic division. Explain how many chromosomes are in the 2 gametes...
Circle the correct answer, there may be more than one correct answer 1. Diploid Organisms: a)...
Circle the correct answer, there may be more than one correct answer 1. Diploid Organisms: a) typically have 23 pairs of chromosomes b) are heterozygous for a trait when they carry different alleles c) carry 2 copies of chromosomes d) are homozygous for a trait when they carry different alleles 2. Why are garden peas a good subject for Mendel's experiments? a) garden peas had either or traits b) garden pess could self-pollinate to produce offspring of the same variety...
Question 9 3 pts Although the MHC locus tends to be inherited as a unit called...
Question 9 3 pts Although the MHC locus tends to be inherited as a unit called a haplotype, in some cases a child receives a combination of two haplotypes from one of their parents. Which of the following is likely responsible for this? Crossing over outside of the MHC locus during meiosis Recombination during DNA damage repair within the MHC locus in the parent's somatic cells Inheritance of different haplotypes from each parent Crossing over within the MHC locus during...
5. In Mendel's experiments, the pod color gene and the seed shape gene were located on...
5. In Mendel's experiments, the pod color gene and the seed shape gene were located on different chromosomes (in other words, they were not linked. They assort independently). Green pods (G) are dominant over yellow pods (g) and tall stems (T) are dominant over dwarf stems (t). You are given two true breeding plants (homozygous at both genes). In the parental (P) generation, one parent has green pods and dwarf stems and the second parent has yellow pods and tall...
98 Mendelian Genetics Exercise D: Mendel's Dihybrid Cross But wait there's morel Mender's monohybrid crosses established that inheritance of phenotypes happened by the interactions of discrete particles' (we now call alleles). Further, he discovered that those alleles segregate during the process of meiosis in the production of gametes, which recombine during fertilization. The result of these two insights can easily be predicted by a technique developed by R. C. Punnett. Once these principles were established, Mendel sought to understand how...
Chapter 9: Patterns of Inheritance (Genetics) Gene - Hereditary = Genetics = Character Trait = Gregor Mendel's Experiments: • Mendel used pea plants that had distinct traits • Mendel began his experiments using pea pure-bred plants - What are the two possible genotypes for pure bred plants? and Mendel was able to perform cross-fertilization between two different plants (known as a genetic cross). the resulting offspring were Purebred parents generation, Offspring of the P generation generation, Offspring of the Fi...
QUESTION 14 Which of the following behaviors of melotic chromosomes is responsible for Mendel's law of segregation? OCondensation of chromosomes during metaphase 1 OSegregation of homologous chromosomes during anaphase OSegregation of sister chromatids during anaphase I O DNA replication in interphase OPairing of homologous chromosomes in prophase QUESTION 15 Which of the tolowing best explains why some autosoma trisomies, such as trisomy 21, are viable in humans, while others die as very early embryos? O The extra gene dosage of...
Question 12 only.
Punnett's square analysis for the parental cross r Rr Rr 9) If we used the above offspring (F1) in a new cross, what would be the genotypes and phenotypes of the offspring of the Fz generation? 10) What is the genotypic ratio of the F2 generation? 11) What is the phenotypic ratio of the F2 generation? 12) What would be the genotypic and phenotypic ratios of offspring from a cross between a homozygous recessive parent (r r)...
1. (2 pts) Homologous chromosomes a. come from different parents b. have the same genes c. may have different alleles d. have very similar DNA sequences e. all of the above f. none of the above 2. (3 pts) List the three ways that sexual reproduction increases the genetic variability of a population more than does asexual reproduction. 3. (2 pts) An organism has six independent (unlinked) genes and the following genotype: aaBbDdEEffag. How many different gametes could this organism...
Question 18 2 pts Homologous chromosomes describe the pairs of chromosomes that diploid organisms, such as humans, possess. Which of the statements about homologous chromosomes is true? Siblings share all the same homologous chromosomes (e.g. One sister has all the same chromosomes as her older sister. O Homologous chromosomes are genetically identical to one another. O People get one of each homologous chromosome from either biological parent. If you examine a pair of homologous chromosomes, they possess different genes.
for one of the monohybrid crosses you performed in this
investigation, describe how to use the phenotype
Non Mendelian Genetics Assignment 1a. Marfan syndrome is a dominant disorder. List the possible genotype(s) for those afflicted by this disorder. 1b. In the cross Mm x mm, what percentage of the children are expected to inherit the disorder? Explain your answer. 2a. One non disjunction event has occurred during the second meiotic division. Explain how many chromosomes are in the 2 gametes...
Circle the correct answer, there may be more than one correct answer 1. Diploid Organisms: a) typically have 23 pairs of chromosomes b) are heterozygous for a trait when they carry different alleles c) carry 2 copies of chromosomes d) are homozygous for a trait when they carry different alleles 2. Why are garden peas a good subject for Mendel's experiments? a) garden peas had either or traits b) garden pess could self-pollinate to produce offspring of the same variety...
Question 9 3 pts Although the MHC locus tends to be inherited as a unit called a haplotype, in some cases a child receives a combination of two haplotypes from one of their parents. Which of the following is likely responsible for this? Crossing over outside of the MHC locus during meiosis Recombination during DNA damage repair within the MHC locus in the parent's somatic cells Inheritance of different haplotypes from each parent Crossing over within the MHC locus during...
5. In Mendel's experiments, the pod color gene and the seed shape gene were located on different chromosomes (in other words, they were not linked. They assort independently). Green pods (G) are dominant over yellow pods (g) and tall stems (T) are dominant over dwarf stems (t). You are given two true breeding plants (homozygous at both genes). In the parental (P) generation, one parent has green pods and dwarf stems and the second parent has yellow pods and tall...
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