Bio 210 (Genetics) Final Exam
In mitosis, sister chromatids separate during ______, while sister chromatids separate
in ______ of meiosis.
Select one:
a.prophase; prophase I
b.anaphase; anaphase I
c.metaphase; metaphase I
d.anaphase; anaphase II
e.metaphase; metaphase II - answerD. anaphase; anaphase II
Which of the following statements about cell division are TRUE?Select one or more:
a.In mitosis, but not meiosis, the daughter cells are identical copies of the mother cell.
b.Meiosis results in the formation of gametes.
c.After mitosis the daughter cells are haploid, whereas after meiosis the daughter cells
are diploid.
d.In meiosis, but not mitosis, there is a reduction in the amount of genetic material in the
daughter cells.
e.In mitosis the duplicated chromosomes line up individually at the metaphase plate,
while in meiosis the duplicated chromosomes line up in homologous pairs at the
metaphase plate. - answerA, B, D, E
Which of the following statements about cell division are TRUE?Select one or more:
a.In mitosis, but not meiosis, the daughter cells are identical copies of the mother cell.
b.Meiosis results in the formation of gametes.
d.In meiosis, but not mitosis, there is a reduction in the amount of genetic material in the
daughter cells.
e.In mitosis the duplicated chromosomes line up individually at the metaphase plate,
while in meiosis the duplicated chromosomes line up in homologous pairs at the
metaphase plate.
Which of the following statements is TRUE?Select one or more:
a.Pairs of homologous chromosomes are held together by cohesin.
b.Sister chromatids are connected by synaptonemal complex.
c.Cohesin is degraded by separase in anaphase.
d.Nuclear membrane breaks down during prophase.
e.Homologous chromosomes have the same genes but not necessarily the same
alleles. - answerC, D, E
c.Cohesin is degraded by separase in anaphase.
d.Nuclear membrane breaks down during prophase.
e.Homologous chromosomes have the same genes but not necessarily the same
alleles.
, A gamete cell has 5 picograms of DNA. How much DNA would be found in a somatic
(body) cell from this organism that is in metaphase?
Select one:
a.5 picograms
b.10 picograms
c.20 picograms
d.25 picograms
e.40 picograms - answerC: 20 picograms
A diploid somatic cell has 16 chromosomes. At the end of mitosis, each daughter cell
would have ______ chromosomes. At the end of meiosis I, each daughter cell would
have ______ chromosomes. At the end of meiosis II, each daughter cell would have
______ chromosomes
Select one:
a.16; 16; 16
b.16; 32; 16
c.16; 16; 8
d.16; 8; 8
e.8; 16; 8 - answerD: 16, 8, 8
Which of the following statements is CORRECT? Select one or more.
a.A genotype is the physical expression of a trait
b.The phenotype determines the genotype
c.For an organism with a dominant phenotype, there is only one possible genotype for
that trait
d.One allele can have two alternative versions called genes.
No, one gene can have two alternative versions called alleles.
e.A dominant allele masks the effect of the corresponding recessive allele - answere. A
dominant allele masks the effect of the corresponding recessive allele
In modern terminology, what is the best term to describe the "unit factors" Mendel refers
to in his first postulate: "Genetic characters are controlled by unit factors existing in pairs
in individual organisms"?
a.Alleles
No, alleles are different versions of a unit factor, which is a gene.
b.Genes
c.Chromosomes
d.Gametes
e.Ploidy levels - answerB: Genes
The fundamental Mendelian process that involves the separation of contrasting genetic
elements at the same locus is called ________.
a.segregation
b.independent assortment
c.discontinuous variation
d.presence of unit factors in pairs
In mitosis, sister chromatids separate during ______, while sister chromatids separate
in ______ of meiosis.
Select one:
a.prophase; prophase I
b.anaphase; anaphase I
c.metaphase; metaphase I
d.anaphase; anaphase II
e.metaphase; metaphase II - answerD. anaphase; anaphase II
Which of the following statements about cell division are TRUE?Select one or more:
a.In mitosis, but not meiosis, the daughter cells are identical copies of the mother cell.
b.Meiosis results in the formation of gametes.
c.After mitosis the daughter cells are haploid, whereas after meiosis the daughter cells
are diploid.
d.In meiosis, but not mitosis, there is a reduction in the amount of genetic material in the
daughter cells.
e.In mitosis the duplicated chromosomes line up individually at the metaphase plate,
while in meiosis the duplicated chromosomes line up in homologous pairs at the
metaphase plate. - answerA, B, D, E
Which of the following statements about cell division are TRUE?Select one or more:
a.In mitosis, but not meiosis, the daughter cells are identical copies of the mother cell.
b.Meiosis results in the formation of gametes.
d.In meiosis, but not mitosis, there is a reduction in the amount of genetic material in the
daughter cells.
e.In mitosis the duplicated chromosomes line up individually at the metaphase plate,
while in meiosis the duplicated chromosomes line up in homologous pairs at the
metaphase plate.
Which of the following statements is TRUE?Select one or more:
a.Pairs of homologous chromosomes are held together by cohesin.
b.Sister chromatids are connected by synaptonemal complex.
c.Cohesin is degraded by separase in anaphase.
d.Nuclear membrane breaks down during prophase.
e.Homologous chromosomes have the same genes but not necessarily the same
alleles. - answerC, D, E
c.Cohesin is degraded by separase in anaphase.
d.Nuclear membrane breaks down during prophase.
e.Homologous chromosomes have the same genes but not necessarily the same
alleles.
, A gamete cell has 5 picograms of DNA. How much DNA would be found in a somatic
(body) cell from this organism that is in metaphase?
Select one:
a.5 picograms
b.10 picograms
c.20 picograms
d.25 picograms
e.40 picograms - answerC: 20 picograms
A diploid somatic cell has 16 chromosomes. At the end of mitosis, each daughter cell
would have ______ chromosomes. At the end of meiosis I, each daughter cell would
have ______ chromosomes. At the end of meiosis II, each daughter cell would have
______ chromosomes
Select one:
a.16; 16; 16
b.16; 32; 16
c.16; 16; 8
d.16; 8; 8
e.8; 16; 8 - answerD: 16, 8, 8
Which of the following statements is CORRECT? Select one or more.
a.A genotype is the physical expression of a trait
b.The phenotype determines the genotype
c.For an organism with a dominant phenotype, there is only one possible genotype for
that trait
d.One allele can have two alternative versions called genes.
No, one gene can have two alternative versions called alleles.
e.A dominant allele masks the effect of the corresponding recessive allele - answere. A
dominant allele masks the effect of the corresponding recessive allele
In modern terminology, what is the best term to describe the "unit factors" Mendel refers
to in his first postulate: "Genetic characters are controlled by unit factors existing in pairs
in individual organisms"?
a.Alleles
No, alleles are different versions of a unit factor, which is a gene.
b.Genes
c.Chromosomes
d.Gametes
e.Ploidy levels - answerB: Genes
The fundamental Mendelian process that involves the separation of contrasting genetic
elements at the same locus is called ________.
a.segregation
b.independent assortment
c.discontinuous variation
d.presence of unit factors in pairs
