Question 1

At the end of the first division of meiosis,each second generation cell contains:

Accepted Answer

A) 46 double stranded chromosomes 
B) 46 single stranded chromosomes 
C) 23 double stranded chromosomes 
D) 23 single stranded chromosomes 
A) 46 double stranded chromosomes 
B) 46 single stranded chromosomes 
C) 23 double stranded chromosomes 
D) 23 single stranded chromosomes

Question 2

A trait which is inherited as a dominant is expressed in the:

Accepted Answer

A) homozygous recessive individual 
B) homozygous dominant individual 
C) heterozygous individual 
D) b and c 
A) homozygous recessive individual 
B) homozygous dominant individual 
C) heterozygous individual 
D) b and c

Question 3

What has the study of cytogenetics added to our understanding of Mendelian genetics?

Accepted Answer

Cytogenetics is the branch of genetics t

Question 4

Mitochondrial DNA is inherited from:

Accepted Answer

A) the father only 
B) the mother only 
C) both the mother and the father 
D) neither the mother nor the father;it develops after conception 
A) the father only 
B) the mother only 
C) both the mother and the father 
D) neither the mother nor the father;it develops after conception

Question 5

If a specific trait that is found in one member of a set of identical twins is found in the other 90 percent of the time,yet is found less than 25 percent of the time in both members of sets of nonidentical twins,we would conclude that the environment:

Accepted Answer

A) was the major cause of the trait 
B) played a relatively great role in determining the trait 
C) was as important as the genotype in determining the trait 
D) played a relatively minor role in determining the trait 
A) was the major cause of the trait 
B) played a relatively great role in determining the trait 
C) was as important as the genotype in determining the trait 
D) played a relatively minor role in determining the trait

Question 6

Early studies of heredity centered on human characteristics.What are some of the explanations that explain why the discovery of the principles of heredity was first made on the basis of plant reproduction as opposed to human reproduction?

Accepted Answer

There are several explanations for why t

Question 7

Gregor Mendel's work,published in 1866,was:

Accepted Answer

A) not generally known until 1900 
B) immediately accepted by Mendel's contemporaries 
C) footnoted extensively by Charles Darwin in The Origin of Species 
D) used by Francis Galton in his studies of human heredity 
A) not generally known until 1900 
B) immediately accepted by Mendel's contemporaries 
C) footnoted extensively by Charles Darwin in The Origin of Species 
D) used by Francis Galton in his studies of human heredity

Question 8

Meiosis differs from mitosis in that in meiosis:

Accepted Answer

A) there are two cycles of division 
B) the chromosome number is cut in half 
C) crossing-over can occur 
D) all of the above 
A) there are two cycles of division 
B) the chromosome number is cut in half 
C) crossing-over can occur 
D) all of the above

Question 9

Matching Questions
match each genotype with its symbols:
-A heterozygous

Accepted Answer

A) AA 
B) Aa 
C) aa 
A) AA 
B) Aa 
C) aa

Question 10

What is the essential difference between a male and a female in cellular terms?

Accepted Answer

In cellular terms, the essential differe

Question 11

Some biologists feel that the phenotypic ratios obtained by Gregor Mendel in his experiments with pea plants were too good to be true.Did Mendel fake his data?

Accepted Answer

The question of whether Gregor Mendel, t

Question 12

Matching Questions
 match the concept to its definition:
-homozygous

Accepted Answer

A) having the same alleles of the same gene 
B) the inheritance patterns of differing traits are independent of one another 
C) in the production of sex cells,the paired hereditary units separate into different sex cells 
D) bred only with the same kind and shows the same trait over many generations 
A) having the same alleles of the same gene 
B) the inheritance patterns of differing traits are independent of one another 
C) in the production of sex cells,the paired hereditary units separate into different sex cells 
D) bred only with the same kind and shows the same trait over many generations

Question 13

The chromosomes that make us a pair are called:

Accepted Answer

A) homologous 
B) linked 
C) associated 
D) homozygous 
A) homologous 
B) linked 
C) associated 
D) homozygous

Question 14

New combinations of alleles on the same chromosomes as a result of crossing-over is referred to as:

Accepted Answer

A) recombination 
B) linkage 
C) mitosis 
D) homology 
A) recombination 
B) linkage 
C) mitosis 
D) homology

Question 15

Which of the following characteristics is least influenced by the environment?

Accepted Answer

A) skin color 
B) stature 
C) PTC tasting 
D) intelligence 
A) skin color 
B) stature 
C) PTC tasting 
D) intelligence

Question 16

Huntington's chorea is inherited as a dominant trait.A person who does not suffer from this abnormality would have a genotype:

Accepted Answer

A) HH 
B) Hh 
C) hh 
D) HH or Hh 
A) HH 
B) Hh 
C) hh 
D) HH or Hh

Question 17

Gregor Mendel demonstrated that the hereditary units:

Accepted Answer

A) are discrete 
B) blend with one another 
C) are composed of DNA 
D) all of the above 
A) are discrete 
B) blend with one another 
C) are composed of DNA 
D) all of the above

Question 18

Matching Questions
 match the concept to its definition:
-independent assortment

Accepted Answer

A) having the same alleles of the same gene 
B) the inheritance patterns of differing traits are independent of one another 
C) in the production of sex cells,the paired hereditary units separate into different sex cells 
D) bred only with the same kind and shows the same trait over many generations 
A) having the same alleles of the same gene 
B) the inheritance patterns of differing traits are independent of one another 
C) in the production of sex cells,the paired hereditary units separate into different sex cells 
D) bred only with the same kind and shows the same trait over many generations

Question 19

The two resulting cells formed by mitosis have:

Accepted Answer

A) the same number of chromosomes as the parent cell 
B) one-half the number of chromosomes of the parent cell 
C) twice the number of chromosomes of the parent cell 
D) none of the above 
A) the same number of chromosomes as the parent cell 
B) one-half the number of chromosomes of the parent cell 
C) twice the number of chromosomes of the parent cell 
D) none of the above

Question 20

The phenotype is the result of:

Accepted Answer

A) the genotype 
B) the environment 
C) traits 
D) a and b 
A) the genotype 
B) the environment 
C) traits 
D) a and b

At the end of the first division of meiosis,each second generation cell contains:

A trait which is inherited as a dominant is expressed in the:

What has the study of cytogenetics added to our understanding of Mendelian genetics?

Mitochondrial DNA is inherited from:

If a specific trait that is found in one member of a set of identical twins is found in the other 90 percent of the time,yet is found less than 25 percent of the time in both members of sets of nonidentical twins,we would conclude that the environment:

Early studies of heredity centered on human characteristics.What are some of the explanations that explain why the discovery of the principles of heredity was first made on the basis of plant reproduction as opposed to human reproduction?

Gregor Mendel's work,published in 1866,was:

Meiosis differs from mitosis in that in meiosis:

Matching Questions match each genotype with its symbols: -A heterozygous

What is the essential difference between a male and a female in cellular terms?

Some biologists feel that the phenotypic ratios obtained by Gregor Mendel in his experiments with pea plants were too good to be true.Did Mendel fake his data?

Matching Questions match the concept to its definition: -homozygous

The chromosomes that make us a pair are called:

New combinations of alleles on the same chromosomes as a result of crossing-over is referred to as:

Which of the following characteristics is least influenced by the environment?

Huntington's chorea is inherited as a dominant trait.A person who does not suffer from this abnormality would have a genotype:

Gregor Mendel demonstrated that the hereditary units:

Matching Questions match the concept to its definition: -independent assortment

The two resulting cells formed by mitosis have:

The phenotype is the result of:

Investigating the Nature of Humankind

The Modern Study of Human Genetics

Population Genetics

Natural Selection and the Origin of Species

Peoples Place in Nature

The Living Primates

Comparative Studies: Anatomy and Genetics

Onhuman Primate Behavior

Human Behavior in Perspective

The Record of the Past

The Early Primate Fossil Record and the Origins of the Hominins

The Early Hominins

Early Species of the Genus Homo

The Evolution of Homo Sapiens

The Biology of Modern Homo Sapiens

The Analysis of Human Variation

The Modern World

Filters

Exam 2: The Study of Heredity

At the end of the first division of meiosis,each second generation cell contains:

A trait which is inherited as a dominant is expressed in the:

What has the study of cytogenetics added to our understanding of Mendelian genetics?

Mitochondrial DNA is inherited from:

If a specific trait that is found in one member of a set of identical twins is found in the other 90 percent of the time,yet is found less than 25 percent of the time in both members of sets of nonidentical twins,we would conclude that the environment:

Early studies of heredity centered on human characteristics.What are some of the explanations that explain why the discovery of the principles of heredity was first made on the basis of plant reproduction as opposed to human reproduction?

Gregor Mendel's work,published in 1866,was:

Meiosis differs from mitosis in that in meiosis:

Matching Questions match each genotype with its symbols: -A heterozygous

What is the essential difference between a male and a female in cellular terms?

Some biologists feel that the phenotypic ratios obtained by Gregor Mendel in his experiments with pea plants were too good to be true.Did Mendel fake his data?

Matching Questions match the concept to its definition: -homozygous

The chromosomes that make us a pair are called:

New combinations of alleles on the same chromosomes as a result of crossing-over is referred to as:

Which of the following characteristics is least influenced by the environment?

Huntington's chorea is inherited as a dominant trait.A person who does not suffer from this abnormality would have a genotype:

Gregor Mendel demonstrated that the hereditary units:

Matching Questions match the concept to its definition: -independent assortment

The two resulting cells formed by mitosis have:

The phenotype is the result of:

Investigating the Nature of Humankind

The Modern Study of Human Genetics

Population Genetics

Natural Selection and the Origin of Species

Peoples Place in Nature

The Living Primates

Comparative Studies: Anatomy and Genetics

Onhuman Primate Behavior

Human Behavior in Perspective

The Record of the Past

The Early Primate Fossil Record and the Origins of the Hominins

The Early Hominins

Early Species of the Genus Homo

The Evolution of Homo Sapiens

The Biology of Modern Homo Sapiens

The Analysis of Human Variation

The Modern World

Filters