Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 17, Problem 11RQ
Genetic recombination occurs by which process?
- independent assortment
- crossing over
- chromosome segregation
- sister chromatids
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During meiosis, what happens during "crossing over" that generates recombinant chromosomes?
Group of answer choices
chromosomes get twisted up and often do not separate equally
non-sister chromatids swap reciprocal segments of DNA
sister chromatids swap reciprocal segments of DNA
homologous chromosomes do not pair
Chapter 17 Solutions
Biology 2e
Ch. 17 - Figure 17.7 You are working in a molecular biology...Ch. 17 - Figure 17.8 Do you think Dolly was a Finn-Dorset...Ch. 17 - Figure 17.15 In 2011, the United States...Ch. 17 - GMOs are created by. generating genomic DNA...Ch. 17 - Gene therapy can be used to introduce foreign DNA...Ch. 17 - Insulin produced by molecular cloning is of pig...Ch. 17 - Bt toxin is considered to be. a gene for modifying...Ch. 17 - The Flavr Savr Tomato: is a variety of...Ch. 17 - generated after a cDNA library is made unique...Ch. 17 - Linkage analysis. is used to create a physical map...
Ch. 17 - Genetic recombination occurs by which process?...Ch. 17 - Individual genetic maps in a given species are:...Ch. 17 - Information obtained by microscopic analysis of...Ch. 17 - The chain termination method of sequencing uses...Ch. 17 - Whole-genome sequencing can be used for advances...Ch. 17 - Sequencing an individual person’s genome is...Ch. 17 - What is the most challenging issue facing genome...Ch. 17 - Genomics can be used in agriculture to generate...Ch. 17 - Genomics cam be used on a personal level to:...Ch. 17 - What is a biomarker? the color coding of different...Ch. 17 - A protein signature is: the path followed by a...Ch. 17 - Describe the precess of Southern blottingCh. 17 - A researcher wants to study cancer cells from a...Ch. 17 - How would a scientist introduce a gene for...Ch. 17 - If you had a chance to get your genome sequenced,...Ch. 17 - Why is so much effort being poured into genome...Ch. 17 - How could a genetic map of the human genome help...Ch. 17 - Explain why metagenomics is probably the most...Ch. 17 - How can genomics be used to predict disease risk...Ch. 17 - How has proteomics been used in cancer detection...Ch. 17 - What is personalized medicine?
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- A duplicated chromosome has ______ chromatids. a. one c. three b. two d. fourarrow_forwardIn the cell cycle, at which stages do two chromatids make up one chromosome? a. beginning of mitosis b. end of G1 c. beginning of S d. end of mitosis e. beginning of G2arrow_forwardAfter mitosis, each daughter cell contains genetic instructions that are ______ and _____ chromosome number of the parent cell. a. identical to the parent cells; the same b. identical to the parent cells; one-half the c. rearranged; the same d. rearranged; one-half thearrow_forward
- Chromosomes that do not determine the sex of an individual are called ______. nonhomologous chromosomes autosomes sex chromosomes homologous chromosomesarrow_forwardHomologous chromosomes are Group of answer choices inherited from 2 parents are sister chromatids are different in size and length different genesarrow_forwardWhich statement is FALSE about interphase? DNA is replicated (copied) during interphase Interphase happens once before meiosis The cell grows during interphase Interphase ONLY happens in mitosis.arrow_forward
- What is shown in the image above? independent assortment anaphase I of meiosis crossing over replicationarrow_forwardCell growth in culture such as BHK21 divide by which process? meiosis binary fission budding mitosisarrow_forwardTwo chromosomes have identical shape, size, and alleles. These chromosomes are very likely: homologous chromosomes sister chromatidsarrow_forward
- During meiosis, what happens when chromosomes "cross over"? Group of answer choices chromosomes get twisted up and often do not separate equally chromatids swap reciprocal segments of DNA nothing, chromosomes do not cross over during meiosis homologous chromosomes do not pairarrow_forwardWhen DNA is copied, an identical strand of DNA forms and is called aA. sex chromosomeB. histoneC. sister chromatidarrow_forwardWhich of these statements is false ? Homologous chromosomes are identical in size and shape. Homologous chromosome differ in gene loci Homologous chromosomes are separated during meiosis Homologous chromosomes contain different alleles same genearrow_forward
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