Laboratory Manual For Human Anatomy & Physiology
4th Edition
ISBN: 9781260159363
Author: Martin, Terry R., Prentice-craver, Cynthia
Publisher: McGraw-Hill Publishing Co.
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Textbook Question
Chapter 62, Problem 2PL
The term _________ is used for the appearance of the person as a result of the way the genes are expressed.
a. homozygous
b. heterozygous
c. genotype
d.
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An individual’s ________ is its genotype.
a.
genetic composition
b.
number of chromosomes
c.
physical appearance
Consanguinity is having offspring together who are blood-related. Their children have a higher risk of having a second child with an autosomal recessive condition
A. Both statements are correct
B. Both statements are incorrect
C. Statement 1 is correct. Statement 2 is incorrect
D. Statement 2 is correct. Statement 1 is incorrect
When a trait is only expressed in the presence of two identical alleles, the genotype is
Select one:
a. Heterozygous dominant
b. Heterozygous recessive
c. Homozygous dominant
d. Homozygous recessive
Chapter 62 Solutions
Laboratory Manual For Human Anatomy & Physiology
Ch. 62 - The term _________ is used for a person possessing...Ch. 62 - The term _________ is used for the appearance of...Ch. 62 - The _________ is a genetic tool to simulate all...Ch. 62 - Prob. 4PLCh. 62 - Which of the following represents a dominant human...Ch. 62 - An attached earlobe is considered a recessive...Ch. 62 - A diploid chromosome number of 46 and a haploid...Ch. 62 - The possession of freckles is considered a...Ch. 62 - Single penny tossed 20 times and counting heads...Ch. 62 - Determine the results from a cross of a mother who...
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- 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_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 boy is color-blind (X-linked recessive) and has a straight hairline (autosomal recessive). Which could be the genotype of his mother? Select one: A. Bbxwxw B. Bbww C. Xbxbww D. Xbywwarrow_forward
- 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 Dominantarrow_forwardColorblindness is a recessive x-linked trait. Which genotype represents a male with normal vision? a. XNXN b. XYN c. XnY d. XNYarrow_forwardThe characteristics that genes express, whether they are physical, behavioral, or biochemical, are a person's __________. Group of answer choices a.phenotype b.penetrance c.haplotype d.genotypearrow_forward
- Identify 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_forwardHemophilia is a disease caused by a gene found on the X chromosome. Therefore, it is a sex-linked disease which is caused by the recessive allele. Suppose, a man with hemophilia marries a woman who is homozygous dominant for the trait. Predict the genotype of the man. (XH = normal; Xh= hemophiliac) * a. XH Y b. XHXh c. XhXh d. Xh Yarrow_forwardA man with blood type A and a woman of blood type B have a baby girl of blood type O. The man sues his wife for divorce, on the grounds that it is not possible for the baby to be theirs (since the blood type is not A, B. or AB). Evaluate the lawsuit on the basis of geneticsarrow_forward
- A 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_forwardA man who is a carrier for cystic fibrosis marries a woman who is a carrier for cystic fibrosis. Respond to the question based upon this scenario. The couple in the above scenario has four children. How many of their children will have cystic fibrosis? a. one b. two c. it could be none to all of their children d. it depends whether they are male or femalearrow_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
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