Question 1

What term describes a person who has two alleles for the same trait?

Accepted Answer

A)  dizygotic 
B)  homozygous 
C)  monozygotic 
D)  heterozygous 
A)  dizygotic 
B)  homozygous 
C)  monozygotic 
D)  heterozygous B

Question 2

Which women are generally NOT encouraged to have amniocentesis?

Accepted Answer

A)  women older than age 40 
B)  women carrying the children of aging fathers 
C)  women who have a family history of chromosomal or genetic disorders 
D)  women who are receiving fertility treatments 
A)  women older than age 40 
B)  women carrying the children of aging fathers 
C)  women who have a family history of chromosomal or genetic disorders 
D)  women who are receiving fertility treatments D

Question 3

Teratogens include drugs, heavy metals, and disease-causing organisms.

Accepted Answer

A) True 
 B)False  True

Question 4

What develops from the neural tube during the prenatal period of development?

Accepted Answer

A)  the digestive system 
B)  the muscular system 
C)  the arm buds and leg buds 
D)  the central nervous system 
A)  the digestive system 
B)  the muscular system 
C)  the arm buds and leg buds 
D)  the central nervous system

Question 5

MATCHING
-Homozygous

Accepted Answer

A) sex-linked genetic abnormality 
B) both alleles for a trait are the same 
C) cell division that results in identical cells 
D) the genetic material received from parents 
E) caused by a recessive gene
F)polygenically determined
G)male hormone
H)genetically male
I)twins produced from a single egg
J)cell division that results in non-identical cells
K)union of an ovum and a sperm cell
L)female hormone
M)associated with the 21st pair of chromosomes
N)how genetic material manifests itself in characteristics
O)twins produced from two eggs
P)XXY sex chromosomal pattern
Q)determined by father
R)both alleles for a trait differ
S)caused by a dominant gene
T)genetically female 
A) sex-linked genetic abnormality 
B) both alleles for a trait are the same 
C) cell division that results in identical cells 
D) the genetic material received from parents 
E) caused by a recessive gene
F)polygenically determined
G)male hormone
H)genetically male
I)twins produced from a single egg
J)cell division that results in non-identical cells
K)union of an ovum and a sperm cell
L)female hormone
M)associated with the 21st pair of chromosomes
N)how genetic material manifests itself in characteristics
O)twins produced from two eggs
P)XXY sex chromosomal pattern
Q)determined by father
R)both alleles for a trait differ
S)caused by a dominant gene
T)genetically female

Question 6

Maria and Eric are told they are "carriers" of a particular trait? What does that mean?

Accepted Answer

A)  They bear co-dominant genes for a trait. 
B)  They bear two dominant genes for a trait. 
C)  They carry two recessive genes for a trait. 
D)  They carry one recessive and one dominant gene for a trait. 
A)  They bear co-dominant genes for a trait. 
B)  They bear two dominant genes for a trait. 
C)  They carry two recessive genes for a trait. 
D)  They carry one recessive and one dominant gene for a trait.

Question 7

MATCHING
-Down's syndrome

Accepted Answer

A) sex-linked genetic abnormality 
B) both alleles for a trait are the same 
C) cell division that results in identical cells 
D) the genetic material received from parents 
E) caused by a recessive gene
F)polygenically determined
G)male hormone
H)genetically male
I)twins produced from a single egg
J)cell division that results in non-identical cells
K)union of an ovum and a sperm cell
L)female hormone
M)associated with the 21st pair of chromosomes
N)how genetic material manifests itself in characteristics
O)twins produced from two eggs
P)XXY sex chromosomal pattern
Q)determined by father
R)both alleles for a trait differ
S)caused by a dominant gene
T)genetically female 
A) sex-linked genetic abnormality 
B) both alleles for a trait are the same 
C) cell division that results in identical cells 
D) the genetic material received from parents 
E) caused by a recessive gene
F)polygenically determined
G)male hormone
H)genetically male
I)twins produced from a single egg
J)cell division that results in non-identical cells
K)union of an ovum and a sperm cell
L)female hormone
M)associated with the 21st pair of chromosomes
N)how genetic material manifests itself in characteristics
O)twins produced from two eggs
P)XXY sex chromosomal pattern
Q)determined by father
R)both alleles for a trait differ
S)caused by a dominant gene
T)genetically female

Question 8

Which of the following is most influenced by environment?

Accepted Answer

A)  genes 
B)  genotype 
C)  phenotype 
D)  chromosomes 
A)  genes 
B)  genotype 
C)  phenotype 
D)  chromosomes

Question 9

What would you tell your girlfriend who is wondering about taking vitamins during her pregnancy?

Accepted Answer

A)  They rarely cause damage to a developing fetus. 
B)  They are as dangerous as heroin and methadone. 
C)  They should be taken in the dosage directed by a doctor. 
D)  They are most effective when taken in higher dosages than are used when one is NOT pregnant. 
A)  They rarely cause damage to a developing fetus. 
B)  They are as dangerous as heroin and methadone. 
C)  They should be taken in the dosage directed by a doctor. 
D)  They are most effective when taken in higher dosages than are used when one is NOT pregnant.

Question 10

What disorder is caused by a sex-linked genetic abnormality?

Accepted Answer

A)  hemophilia 
B)  Tay-Sachs disease 
C)  cystic fibrosis 
D)  Huntington disease 
A)  hemophilia 
B)  Tay-Sachs disease 
C)  cystic fibrosis 
D)  Huntington disease

Question 11

What can an ultrasound detect?

Accepted Answer

A)  PKU 
B)  cystic fibrosis 
C)  Klinefelter syndrome 
D)  the position of the fetus 
A)  PKU 
B)  cystic fibrosis 
C)  Klinefelter syndrome 
D)  the position of the fetus

Question 12

Diabetes mellitus, epilepsy, and peptic ulcers are caused by genetic factors alone.

Accepted Answer

A) True 
 B)False

Question 13

According to the Canadian Cystic Fibrosis Foundation, what is a published fact about cystic fibrosis?

Accepted Answer

A)  It is the least common fatal hereditary disease among Canadians. 
B)  It results from an abnormality on the 20th pair of chromosomes. 
C)  It is a blood disorder common to those with an Eastern European background. 
D)  It affects approximately 1 in every 3,500 Canadians. 
A)  It is the least common fatal hereditary disease among Canadians. 
B)  It results from an abnormality on the 20th pair of chromosomes. 
C)  It is a blood disorder common to those with an Eastern European background. 
D)  It affects approximately 1 in every 3,500 Canadians.

Question 14

What are some of the major fertility problems for males and females? What are possible causes of these problems?

Accepted Answer

For males, the primary fertility problem

Question 15

MATCHING
-Dizygotic

Accepted Answer

A) sex-linked genetic abnormality 
B) both alleles for a trait are the same 
C) cell division that results in identical cells 
D) the genetic material received from parents 
E) caused by a recessive gene
F)polygenically determined
G)male hormone
H)genetically male
I)twins produced from a single egg
J)cell division that results in non-identical cells
K)union of an ovum and a sperm cell
L)female hormone
M)associated with the 21st pair of chromosomes
N)how genetic material manifests itself in characteristics
O)twins produced from two eggs
P)XXY sex chromosomal pattern
Q)determined by father
R)both alleles for a trait differ
S)caused by a dominant gene
T)genetically female 
A) sex-linked genetic abnormality 
B) both alleles for a trait are the same 
C) cell division that results in identical cells 
D) the genetic material received from parents 
E) caused by a recessive gene
F)polygenically determined
G)male hormone
H)genetically male
I)twins produced from a single egg
J)cell division that results in non-identical cells
K)union of an ovum and a sperm cell
L)female hormone
M)associated with the 21st pair of chromosomes
N)how genetic material manifests itself in characteristics
O)twins produced from two eggs
P)XXY sex chromosomal pattern
Q)determined by father
R)both alleles for a trait differ
S)caused by a dominant gene
T)genetically female

Question 16

Which of the following does NOT cause infertility in women?

Accepted Answer

A)  infection 
B)  excessive physical exercise 
C)  stress 
D)  motility 
A)  infection 
B)  excessive physical exercise 
C)  stress 
D)  motility

Question 17

Some twin pairs look more like each other than other twin pairs.Which twin pairs resemble each other the most?

Accepted Answer

A)  monozygotic twin pairs 
B)  dizygotic twin pairs of either sex 
C)  dizygotic twin pairs who are males 
D)  monozygotic twin pairs who are female 
A)  monozygotic twin pairs 
B)  dizygotic twin pairs of either sex 
C)  dizygotic twin pairs who are males 
D)  monozygotic twin pairs who are female

Question 18

Sex chromosomes utilize meiosis to divide.

Accepted Answer

A) True 
 B)False

Question 19

Use of illicit drugs such as marijuana, heroin, and cocaine during pregnancy may cause offspring to have cognitive impairments later in life.

Accepted Answer

A) True 
 B)False

Question 20

Parents and children have 25% overlap in genes.

Accepted Answer

A) True 
 B)False

What term describes a person who has two alleles for the same trait?

Which women are generally NOT encouraged to have amniocentesis?

Teratogens include drugs, heavy metals, and disease-causing organisms.

What develops from the neural tube during the prenatal period of development?

MATCHING -Homozygous

Maria and Eric are told they are "carriers" of a particular trait? What does that mean?

MATCHING -Down's syndrome

Which of the following is most influenced by environment?

What would you tell your girlfriend who is wondering about taking vitamins during her pregnancy?

What disorder is caused by a sex-linked genetic abnormality?

What can an ultrasound detect?

Diabetes mellitus, epilepsy, and peptic ulcers are caused by genetic factors alone.

According to the Canadian Cystic Fibrosis Foundation, what is a published fact about cystic fibrosis?

What are some of the major fertility problems for males and females? What are possible causes of these problems?

MATCHING -Dizygotic

Which of the following does NOT cause infertility in women?

Some twin pairs look more like each other than other twin pairs.Which twin pairs resemble each other the most?

Sex chromosomes utilize meiosis to divide.

Use of illicit drugs such as marijuana, heroin, and cocaine during pregnancy may cause offspring to have cognitive impairments later in life.

Parents and children have 25% overlap in genes.

History, Theories, and Methods

Birth and the Newborn Baby: in the New World

Infancy: Physical Development

Infancy: Cognitive Development

Infancy: Social and Emotional Development

Early Childhood: Physical and Cognitive Development

Early Childhood: Social and Emotional Development

Middle Childhood: Physical and Cognitive Development

Middle Childhood: Social and Emotional Development

Adolescence: Physical and Cognitive Development

Adolescence: Social and Emotional Development

Early Adulthood: Physical and Cognitive Development

Early Adulthood: Social and Emotional Development

Middle Adulthood: Physical and Cognitive Development

Middle Adulthood: Social and Emotional Development

Late Adulthood: Physical and Cognitive Development

Late Adulthood: Social and Emotional Development

Life's

Filters

Exam 2: Heredity and Prenatal Development

What term describes a person who has two alleles for the same trait?

Which women are generally NOT encouraged to have amniocentesis?

Teratogens include drugs, heavy metals, and disease-causing organisms.

What develops from the neural tube during the prenatal period of development?

MATCHING -Homozygous

Maria and Eric are told they are "carriers" of a particular trait? What does that mean?

MATCHING -Down's syndrome

Which of the following is most influenced by environment?

What would you tell your girlfriend who is wondering about taking vitamins during her pregnancy?

What disorder is caused by a sex-linked genetic abnormality?

What can an ultrasound detect?

Diabetes mellitus, epilepsy, and peptic ulcers are caused by genetic factors alone.

According to the Canadian Cystic Fibrosis Foundation, what is a published fact about cystic fibrosis?

What are some of the major fertility problems for males and females? What are possible causes of these problems?

MATCHING -Dizygotic

Which of the following does NOT cause infertility in women?

Some twin pairs look more like each other than other twin pairs.Which twin pairs resemble each other the most?

Sex chromosomes utilize meiosis to divide.

Use of illicit drugs such as marijuana, heroin, and cocaine during pregnancy may cause offspring to have cognitive impairments later in life.

Parents and children have 25% overlap in genes.

History, Theories, and Methods

Birth and the Newborn Baby: in the New World

Infancy: Physical Development

Infancy: Cognitive Development

Infancy: Social and Emotional Development

Early Childhood: Physical and Cognitive Development

Early Childhood: Social and Emotional Development

Middle Childhood: Physical and Cognitive Development

Middle Childhood: Social and Emotional Development

Adolescence: Physical and Cognitive Development

Adolescence: Social and Emotional Development

Early Adulthood: Physical and Cognitive Development

Early Adulthood: Social and Emotional Development

Middle Adulthood: Physical and Cognitive Development

Middle Adulthood: Social and Emotional Development

Late Adulthood: Physical and Cognitive Development

Late Adulthood: Social and Emotional Development

Life's

Filters