Not a graded question, What answer choice? What happens during crossing over in meiosis?replication of DNAO production of four identical gametesO movement of homologous chromosomes to opposite ends of a cellO exchange of genetic material between homologous chromosomes

Meiosis is a process that produces reproductive cells that convey genetic features from parent to…

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What happens during crossing over in meiosis? O replication of DNA

Human Heredity: Principles and Issues (MindTap Course List)

11th Edition

ISBN:9781305251052

Author:Michael Cummings

Publisher:Michael Cummings

Chapter2: Cells And Cell Division

Section: Chapter Questions

Problem 24QP: A cell (2n = 4) has undergone cell division. Daughter cells have the following chromosome content....

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Question

Not a graded question, What answer choice?

What happens during crossing over in meiosis?
replication of DNA
O production of four identical gametes
O movement of homologous chromosomes to opposite ends of a cell
O exchange of genetic material between homologous chromosomes

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The chromosome constitution number of this individual is 2=6. This drawing represents: a. mitotic metaphase. b. meiotic metaphase I. c. meiotic metaphase II. d. a gamete. e. sixnonhomologous chromosomes.
Match the phase of cell division with the following diagrams. In these cells, 2n = 4. a. anaphase of meiosis I b. interphase of mitosis c. metaphase of mitosis d. metaphase of meiosis I e. metaphase of meiosis II
Figure 13.6 Which of the following statements about nondisjunction is true? Nondisjunction only results in gametes with n+1 or n-1 chromosomes. Nondisjunction occurring during meiosis II results in 50 percent normal gametes. Nondisjunction during meiosis I results in 50 percent normal gametes. Nondisjunction always results in four different kinds of gametes.
AC elegans cell has 6 pairs of chromosomes in G1. What is the total number of chromatids present in the cell at the end of anaphase Il of meiosis? O 12 O 3 O 24 O o o 0
What is crossing over? The final stage of meiosis When two sister chromatids exchange genetic information When two homologous chromosomes transfer genetic information in prophase I When two homologous chromosomes choose the Dark Side
How many chromosomes are in a cell during Anaphase 2 of Meiosis?
After telophase Il of meiosis, the chromosomal makeup of each daughter cell is: Practia diploid, and the chromosomes are each composed of a single chromatid. O diploid, and the chromosomes are each composed of two chromatids. O haploid, and the chromosomes are each composed of a single chromatid. O haploid, and the chromosomes are each composed of two chromatids.
Where are chromosomal fragments of non sister homologs exchanged and remain as part of the process called crossing over during Meiosis I before separation? synapsis centromeres cohesins chiasmata
Select all the features of meiosis that are true.
Prophase I of meiosis is different from prophase in mitosis because The homologous chromosomes pair up and crossing over occurs in meiosis not mitosis. The nuclear envelopes do not disappear in meiosis as it does in mitosis. DNA replication occurs and the chromosomes condense in meiosis, but not in mitosis. OHomologous chromosomes are pulled apart in mitosis, but not in meiosis.
in the experiment of following chromosomal dna mvement througgh meiosis, why. do you use non-sister chromatids to demobstrate crossing over? what combinatiobns of alleles could result from a crossover between BD and bd chromosomes? Identify two ways that meiosis contributes to genetic recombination. Why is it necessary to reduce the number of chromosomes in gametes, but not in other cell?
Chromosomes undergoing recombination during meiosis Maternal chromosome 2 and paternal chromosome 3 Paternal chromosome 8 and maternal chromosome 9 Maternal chromosome 1 and paternal chromosome 1 Homologous chromosomes Nonhomologous chromosomes