BIOLOGY
12th Edition
ISBN: 9781264839698
Author: Raven
Publisher: MCG CUSTOM
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Textbook Question
Chapter 13, Problem 2U
In an organism’s genome, autosomes are
a. the chromosomes that differ between the sexes.
b. chromosomes that are involved in sex determination.
c. only inherited from the mother (maternal inheritance).
d. all of the chromosomes other than sex chromosomes.
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Check out a sample textbook solutionStudents have asked these similar questions
In a trisomic individual, such as a person with trisomy 21 (Down syndrome),a genetic imbalance occurs becausea. genes on chromosome 21 are overexpressed.b. genes on chromosome 21 are underexpressed.c. genes on the other chromosomes are overexpressed.d. genes on the other chromosomes are underexpressed.
The human X and Y chromosomes
a.
are about the same size and have approximately the same number of genes
b.
include genes that determine an individual's sex
c.
are almost entirely homologous, despite their different names
d.
are both present in every somatic cell of males and females alike
The human genome comprises:
a.
an X and a Y chromosome.
b.
46 pairs of chromosomes.
c.
23 chromosomes.
d.
48 chromosomes.
e.
46 chromosomes.
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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- A company that offers PGD terms an embryo “normal and healthy” if it has 46 chromosomes. Why is this statement misleading? , Two famous male actors had twins using a surrogate mother who carried two embryos that hadbeen fertilized in vitro, one with one man’s sperm and the other with the other man’s sperm. In terms of genetics, how closely are the babies, a boy and a girl, related to each other if they have different fathers?arrow_forwardWhich of the following is a FALSE statement regarding human chromosomes? A. The chromosome number in humans is 2n=46. B. Gametes have half number of the chromosomes as in somatic cells. C. There are 22 pairs of autosomes and 2 sex chromosomes. D. Liver cells can be polyploids. They can have 23, 46, 69 or 92 chromosomes.arrow_forwardWhich of the following statements about chromosomes and centromeres is INCORRECT?(choose the letter that corresponds to the answer) A. A centromere is a constriction visible on metaphase chromosomes. B. Centromere position is a useful marker for dividing chromosomes into karyotype groups. C. Centromeric protein-A replaces histone H3 in nucleosomes found at the centromere. D. Acentric and dicentric chromosomes are genetically stable chromosomes.arrow_forward
- One of the forms of rickets is inherited in the autosomal dominant way. This disease is a result of: Select one: a. Aneuploidy. O b. Changes in the number of chromosomes. c. Chromosomal mutations. e. Gene mutations. O d. Polyploidy.arrow_forwardWhich of the following is associated with chemical modifications to chromosomes that label alleles as coming from the mother or father? a. Multiple alleles b. Extranuclear inheritance c. Epigenetic marks d. Small non coding RNAsarrow_forwardLocus heterogeneity means that a genetic disordera. has a heterogeneous phenotype.b. is caused by mutations in two or more different genes.c. involves a structural change in multiple chromosomes.d. is inherited from both parentsarrow_forward
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