Human Anatomy & Physiology (2nd Edition)
2nd Edition
ISBN: 9780134553511
Author: Erin C. Amerman
Publisher: PEARSON
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Textbook Question
Chapter 27, Problem 20CYR
Which pattern of inheritance includes examples of codominance?
a. Autosomal dominant and recessive traits
b. Multiple-allele traits
c. Sex-linked traits
d. Polygenic inheritance
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This chart shows different patterns of inheritance in four pedigrees. Assume that individuals marrying into the family are homozygous for the wild-type allele. Which pedigree shows an autosomal dominant pattern of inheritance?
a. III
b. IV
c. II
d. I
Choose the MOST LIKELY inheritance pattern for the trait shown in the pedigree.
a. Sex-linked dominant
b. Autosomal recessive
c. Sex-linked recessive
d. Autosomal Dominant
The various forms of any one gene are called?
A. homologous
B. homozygous
C. Heterozygous
D. autosomes
C. alleles
Chapter 27 Solutions
Human Anatomy & Physiology (2nd Edition)
Ch. 27.1 - What are the three major periods of prenatal...Ch. 27.1 - 2. When does the postnatal period of life begin?
Ch. 27.2 - Prob. 1QCCh. 27.2 - What are the steps of fertilization?Ch. 27.2 - 3. What is the function of cleavage of the...Ch. 27.2 - How does a morula differ from a blastocyst?Ch. 27.2 - 5. What is the ultimate fate of the inner cell...Ch. 27.2 - 6. Which cell type secretes hCG?
Ch. 27.2 - 7. What are the functions of amniotic fluid?
Ch. 27.2 - 8. What are the main functions of each of the...
Ch. 27.3 - Prob. 1QCCh. 27.3 - 2. Which cells form the three germ layers?
Ch. 27.3 - 3. What are the two types of embryonic folding?...Ch. 27.3 - What is the first major event that occurs during...Ch. 27.3 - Prob. 5QCCh. 27.4 - Prob. 1QCCh. 27.4 - Prob. 2QCCh. 27.4 - What specific changes occur in each month of fetal...Ch. 27.4 - Prob. 4QCCh. 27.5 - Prob. 1QCCh. 27.5 - Prob. 2QCCh. 27.5 - Which hormone stimulates the beginning of...Ch. 27.5 - Prob. 4QCCh. 27.6 - What are the criteria used to determine a newborns...Ch. 27.6 - Prob. 2QCCh. 27.6 - 3. Explain what happens to each structure in the...Ch. 27.6 - Prob. 4QCCh. 27.6 - What role do hormones play in the let-down reflex...Ch. 27.7 - What is the genome? How many chromosomes are in...Ch. 27.7 - Prob. 2QCCh. 27.7 - 3. How does a genotype differ from a phenotype?
Ch. 27.7 - Prob. 4QCCh. 27.7 - Prob. 5QCCh. 27.7 - 6. What is an X-linked disorder? How can a female...Ch. 27 - Match the correct time period of gestation with...Ch. 27 - Prob. 2CYRCh. 27 - Mark the following statements about fertilization...Ch. 27 - Prob. 4CYRCh. 27 - Number the sequence of events in fertilization....Ch. 27 - Prob. 6CYRCh. 27 - Match the extraembryonic membrane with the correct...Ch. 27 - Prob. 8CYRCh. 27 - Match the structures of the embryo with the...Ch. 27 - What are the two types of embryonic folding?Ch. 27 - Prob. 11CYRCh. 27 - Prob. 12CYRCh. 27 - Prob. 13CYRCh. 27 - Prob. 14CYRCh. 27 - Prob. 15CYRCh. 27 - Prob. 16CYRCh. 27 - 17. Fill in the blanks: The first ____________...Ch. 27 - Prob. 18CYRCh. 27 - Prob. 19CYRCh. 27 - Which pattern of inheritance includes examples of...Ch. 27 - Prob. 1CYUCh. 27 - Why is the single-celled zygote approximately the...Ch. 27 - Prob. 3CYUCh. 27 - Prob. 4CYUCh. 27 - Prob. 1AYKACh. 27 - Prob. 2AYKACh. 27 - Prob. 3AYKACh. 27 - Prob. 4AYKACh. 27 - Prob. 5AYKB
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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
- Baldness is a phenomenon where individuals lose hair as they grow older. As an X-linked recessive gene, what instances do females manifest this trait? a. heterozygous recessive b. heterozygous dominant c. homozygous recessive d. homozygous dominantarrow_forwardwhich one of Mendel‘s laws states that alleles for each trait are passed on independent of alleles for any other trait? A. law of dominance B. law of segregation C. law of independent assortment D. Mendel did not have any lawsarrow_forwardA homozygous individual has what allele(s) of a particular gene? Select one: a. 2 dominant or 2 recessive alleles b. 1 recessive and 1 dominant alleles O c. 1 recessive allele d. 1 dominant allelearrow_forward
- a. What is the type of inheritance? b. What is known of the genotype of the male in the above cross? c. What is known of the genotype of the female in the above cross? d. Provide map distances if possible.arrow_forwardWhich statement about the pattern of inheritance for a recessive X-linked allele is true? A. Unaffected parents can produce daughters who are affected. B. Unaffected parents can have sons who are affected and daughters who are carriers. C. Unaffected fathers can be carriers. D. Affected parents do not produce affected children. E. Every affected person has an affected parent.arrow_forwardWhich blood allele is recessive? A B AB Oarrow_forward
- How is this trait inherited? A. The trait is epistatic. B. The trait is X-linked. C. The trait is dominant. D. The trait is recessive.arrow_forwardSuppose that two people having free earlobes start a family. Their first child has free earlobes and their sec- ond has attached earlobes.a. What are the genotypes of the parents? ________b. What is the genotype of their first child? ________c. What is the genotype of their second child? ________arrow_forwardA person is heterozygous for ear shape. Ear lobes are dominant to no ear lobes. Which would be a correct way to write their genotype? a.Tt b.EE c.ear lobes d.ee e.no ear lobesarrow_forward
- What does a bell-shaped curve of a graph indicate? A. Mendelian inheritance pattern B. Incomplete dominance C. Codominance D. Continuous variationarrow_forwardColorblindness is a recessive x-linked trait. Which genotype represents a male with normal vision? a. XNXN b. XYN c. XnY d. XNYarrow_forwardIdentify genetic terms and basic principles of genetics as applied to blood groups, sex-linkage, and other inherited characteristics. a. Genetics b. Inheritance theory c. Sex-linked characteristics d. Linkagearrow_forward
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