Which of the following statements are true regarding homologous pairs of chromosomes? Select all that apply. A. They are the same size B. Their prescence indicates a cell is a diploid C. They are identical copies of one another D. One of the homologous chromosomes in a set is synthesized during S phase E. They line up next to each other during metaphase I of meiosis F. They are separated in anaphase I of meiosis

Which of the following statements are true regarding homologous pairs of chromosomes? Select all that apply. A. They are the same size B. Their prescence indicates a cell is a diploid C. They are identical copies of one another D. One of the homologous chromosomes in a set is synthesized during S phase E. They line up next to each other during metaphase I of meiosis F. They are separated in anaphase I of meiosis

Biology: The Dynamic Science (MindTap Course List)

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter11: Meiosis: The Cellular Basis Of Sexual Reproduction

Section: Chapter Questions

Problem 1TYK: The chromosome constitution number of this individual is 2=6. This drawing represents: a. mitotic...

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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.
At which stage of meiosis are sister chromatids separated from each other? a. prophase I b. prophase ll c. anaphase I d. anaphase ll
Which of the following statements are True? There may be more than one answer. Select one or more: a. Mitosis results in 2 haploid cells O b. If a parent cell with 10 chromosomes undergoes mitosis, each offspring cell will have 10 chromosomes O c. At the start of meiosis, a human cell will have 46 chromosomes and 92 chromatids d. The purpose of mitosis is the production of gametes e. In Meiosis, crossing over occurs during Meiosis II f. Meiosis only occurs in the testes and ovaries
One difference between meiosis I and meiosis Il is that Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a chromosomes line up along the equatorial plane only in meiosis I. b cell division occurs only after meiosis II. homologous chromosomes separate in meiosis I; sister chromatids C separate in meiosis II. d chromosomes move toward opposite spindle poles only in meiosis II. DNA synthesis occurs prior to meiosis I; DNA is degraded during e meiosis II.
Here is a list of events out of order for nondisjunction during meiosis l: A One homologous chromosome pair moves to the same side of the cell B Gametes are produced with the wrong number of chromosomes C Alignment of homologous pairs on the metaphase plate D Pairing and synapsis of homologous chromosomes E Spindle fibers shorten to separate the homologous chromosomes What is the correct order of events? i DCEAB CDAEB CDAEA DCEBA
The drawings below represent four possible cells produce by meiosis in a cell pf the genotype AaBb. Examine the figures below and answer the questions that follow: 1. How many different types of cells are produced at the end of Meiosis I? A *Write your answer as a word, not a number 2. Is there any other way you could have arranged the chromosomes? For example, a. Could A and a be arranged so that both go to the same cell after Metaphase I (Yes/No)? B b. Could B and b be arranged so that both go to the same cell after Metaphase I (Yes.No)? C c. Could A and B be arranged so that both go to the same cell after Metaphase I (Yes/No)? D d. Could A and b be arranged so that both go to the same cell after Metaphase I?(Yes./No) E 3. Are the daughter cells haploid, or diploid? F 4. Do the daughter cells have the same genetic composition as the original cell (Yes/No)? G 5. Focus on the four daughter cells…
Which of the following statements is an incorrect description of the processes of mitosis or meiosis in a diploid organism? Multiple choice (one asnwer is correct) 1.Crossing over of chromosomes takes place in meiosis I but not in mitosis. 2.Sister chromatids separate in mitosis, and homologous chromosomes separate in meiosis II. 3.None of the above 4.Meiosis II occurs in a haploid cell, while mitosis occurs in diploid cells. 5.Homologous chromosomes align on the metaphase plate in meiosis I but not in mitosis.
in the expermient of following chromosomal dna movement through meiosis, how many chromosomes were present when meiosis I started? How many nuclei are present at the end of meiosis ll? How many chromosomes are in each? What is the ploidy of the DNA at the end of meiosis l? What about at the end of meiosis ll? How are meiosis l and meiosis ll different? List two reason
What is the significant events of the stages in Meiosis? (explain in 2-3 sentences)a. Prophase Ib. Metaphase Ic. Anaphase Id. Telophase Ie. Prophase IIf. Metaphase IIg. Anaphase IIh. Telophase II
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?
Two chromosomes have the following orders for their genes:Normal: A B C centromere D E F G H IAbnormal: A B G F E D centromere C H IDoes the abnormal chromosome have a pericentric or a paracentricinversion? Draw a sketch showing how these two chromosomeswould pair during prophase of meiosis I.
A cell in G1 of interphase has 12 chromosomes (2 n = 12). How many chromosomes and DNA molecules will be found per cell when this original cell progresses to the following stages? a. G2 of interphase b. Metaphase I of meiosis c. Prophase of mitosis d. Anaphase I of meiosis e. Anaphase II of meiosis f. Prophase II of meiosis g. After cytokinesis following mitosis h. After cytokinesis following meiosis II