BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Textbook Question
Chapter 13, Problem 5U
How many map units separate two alleles if the recombination frequency is 0.07?
a. 700 cM
b. 70 cM
c. 7 cM
d. 0.7 cM
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Students have asked these similar questions
For two genes that are genetically unlinked but physically linked because they are on the same chromosome, what is their genetic distance?
a.
0 cM
b.
25 cM
c.
50 cM
d.
100 cM
Under what situation would you expect haplotype frequencies to remain unchanged from one generation to the next?
a.
crossing over between two loci is extremely rare
b.
the two loci are in linkage disequilibrium
c.
the recombination rate is greater than zero
d.
the coefficient of LD is either 0.25 or -0.25
What is the most likely order of the linked genes R, S, and T if the distance between R and S is 22 cM, the distance between S and T is 8cM, and the distance between R and T is 14 cM?
A.
R S T
B.
T R S
C.
Cannot be determined
D.
S T R
Chapter 13 Solutions
BIOLOGY
Ch. 13.1 - Describe sex-linked inheritance in fruit flies.Ch. 13.1 - Prob. 2LOCh. 13.2 - Prob. 1LOCh. 13.2 - Explain the genetic consequences of dosage...Ch. 13.3 - Prob. 1LOCh. 13.4 - Prob. 1LOCh. 13.4 - Explain the relationship between frequency of...Ch. 13.4 - Prob. 3LOCh. 13.5 - Prob. 1LOCh. 13.5 - Prob. 2LO
Ch. 13.5 - Prob. 3LOCh. 13 - Inquiry question Mendel did not examine plant...Ch. 13 - What would Mendel have observed in a dihybrid...Ch. 13 - Prob. 2DACh. 13 - Why is the white-eye phenotype always observed in...Ch. 13 - In an organisms genome, autosomes are a. the...Ch. 13 - What cellular process is responsible for genetic...Ch. 13 - The map distance between two genes is determined...Ch. 13 - How many map units separate two alleles if the...Ch. 13 - How does maternal inheritance of mitochondrial...Ch. 13 - Which of the following genotypes due to...Ch. 13 - Prob. 1ACh. 13 - As real genetic distance increases, the distance...Ch. 13 - Down syndrome is the result of trisomy for...Ch. 13 - Genes that are on the same chromosome can show...Ch. 13 - The A and B genes are 10 cM apart on a chromosome....Ch. 13 - Prob. 6ACh. 13 - Color blindness is caused by a sex-linked,...Ch. 13 - Assume that the genes for seed color and seed...Ch. 13 - A low frequency of calico cats are male (about...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- During a dihybrid cross involving two linked genes (two-point testcross), 20 flies showed recombinant phenotypes, whereas 480 flies showed the parental phenotypes. How far apart are these linked genes from each other? a. 20 cM b. 7.5 cM c. 4 cM d. 0.04 cM e. 8 cMarrow_forwardAn individual with two different alleles at a locus is a(n) Group of answer choices A. clone B. hemizygote C. homozygote D.heterozygotearrow_forwardWhich recombination frequency corresponds to independent assortment and the absence of linkage? a. 0 b. 0.25 c. 0.50 d. 0.75arrow_forward
- Which recombination frequency corresponds to perfect linkage and violates the law of independent assortment? a. 0 b. 0.25 c. 0.50 d. 0.75arrow_forwarda. Which progeny are the parental types? How can you tell?b. Which progeny are the recombinants? How can you tell?c. Do the results of this test cross support linkage of the traits? What is the % recombination?arrow_forwardA geneticist determines that the order of four genes on a specific chromosome is CABD because the recombination frequencies were 35% for C-D, 24% for A-D, 23% for B-D, and 10% for A-B. What has the geneticist constructed? A. a physical map B. a karyotype C. a cytogenic map D. a linkage maparrow_forward
- page Two genes are 70 MU apart. How often would you expect to see recombinant progeny? Select one: O a. 50% O b. 30% O c. 25% O d. 70% O e. 100% Search or type URLarrow_forwardA cross is made between a heterozygote, +++/abc, and a recessive homozygote, abc/abc. Analysis of the progeny gave the following results: + + + 450 + + C 10 a + c 70 + b c 210 + b + 65 a + + 200 a bc 460 ab + 15 What is the map distance between the a and c genes? O 25.12 map units O 27.71 map units O 29.39 map units O 32.53 map units O None of the above Next» • Previous PgUp End F10 PrtScn Home 23 F2 DII F3 F4 F5 FB F9 F1 @ %23 %24 1. 3. 4. 8. To W R. Y U S D G H. C M Barrow_forwardA poultry grower has 2 breeds of chicken, averaging 9 and 5 lbs. inweight. The F1 of the cross between is quite uniform, averaging 7lbs. Of the F2 progeny, 0.4% is as heavy as either parent. a. How much does each effective allele contribute to weight? b. What is the number of polygenes pairs involved in thesecrosses? c. If only those with an average weight of 6-8 lbs. are marketable, whatpercentage of the offspring will yield profit for the grower?arrow_forward
- What do you call the two new allele combinations generated from the cross over? A. linker B. recombinant C. allele D. genearrow_forwardafter crossing two tall pea plants, a scientist notes that approximately3/4 are tall, while approximately 1/4 are short. The scientist is noting the offspring' a. phenotypes b. genotypes c. wild types d. karyotypesarrow_forwardThe recombination rate of two linked genes is 18%. A testcross is performed between AB/ab and ab/ab genotypes. What is the probability of Ab/ab progeny? A. 0.25 B. 0.50 C. 0.18 D. 0.09 E. 0.41arrow_forward
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