Question 1

At the conclusion of meiosis,how many ova have been formed?

Accepted Answer

A)  1 with 3 polar bodies 
B)  2 with 2 polar bodies 
C)  3 with 1 polar body 
D)  4 with no polar bodies 
A)  1 with 3 polar bodies 
B)  2 with 2 polar bodies 
C)  3 with 1 polar body 
D)  4 with no polar bodies

Question 2

According to the text,how long can sperm live in the woman's body after ejaculation?

Accepted Answer

A)  12 hours 
B)  1 day 
C)  5 days 
D)  1 week 
A)  12 hours 
B)  1 day 
C)  5 days 
D)  1 week

Question 3

By the end of the eighth week,the embryo ____.

Accepted Answer

A)  is unrecognizable as human 
B)  responds to touch and can move 
C)  has yet to develop major organs 
D)  has fully developed sex organs 
A)  is unrecognizable as human 
B)  responds to touch and can move 
C)  has yet to develop major organs 
D)  has fully developed sex organs

Question 4

What paternal behavior during pregnancy leads to higher risks of low birth weight and childhood cancer?

Accepted Answer

A)  mega-dosing of vitamins 
B)  drinking alcohol 
C)  smoking 
D)  cocaine use 
A)  mega-dosing of vitamins 
B)  drinking alcohol 
C)  smoking 
D)  cocaine use

Question 5

Of the following,which best describes the Y chromosome?

Accepted Answer

A)  The Y chromosome is bigger than the X chromosome. 
B)  The Y chromosome contains about 30% less genetic material than the X chromosome. 
C)  The Y chromosome is responsible for determining the sex of the child. 
D)  There are no differences between the Y chromosome and the X chromosome. 
A)  The Y chromosome is bigger than the X chromosome. 
B)  The Y chromosome contains about 30% less genetic material than the X chromosome. 
C)  The Y chromosome is responsible for determining the sex of the child. 
D)  There are no differences between the Y chromosome and the X chromosome.

Question 6

How much weight should a woman gain during pregnancy (provide an approximate range)? Provide one diet or exercise recommendation.

Accepted Answer

Women should gain between 25-3

Question 7

The embryonic period lasts from the ____ to the ____.

Accepted Answer

A)  1st week; 4th week 
B)  3rd week; 8th week 
C)  6th week; 16th week 
D)  12th week; 32nd week 
A)  1st week; 4th week 
B)  3rd week; 8th week 
C)  6th week; 16th week 
D)  12th week; 32nd week

Question 8

How many days into the woman's menstrual cycle does ovulation occur?

Accepted Answer

A)  2 
B)  14 
C)  28 
D)  40 
A)  2 
B)  14 
C)  28 
D)  40

Question 9

Genetic counseling would be appropriate for which of the following couples?

Accepted Answer

A)  JJ and Jennifer, who are in their early 30s and have just completed an unsuccessful round of artificial insemination 
B)  Stephen and Kerry, who are in their early 20s and have been trying to become pregnant but have been unsuccessful for the last two months 
C)  Merriam and Samir, who are in their early 40s and have a history of miscarriages and infertility 
D)  Ngyuen and Pham, who are in their early 30s and both have a history of diabetes 
A)  JJ and Jennifer, who are in their early 30s and have just completed an unsuccessful round of artificial insemination 
B)  Stephen and Kerry, who are in their early 20s and have been trying to become pregnant but have been unsuccessful for the last two months 
C)  Merriam and Samir, who are in their early 40s and have a history of miscarriages and infertility 
D)  Ngyuen and Pham, who are in their early 30s and both have a history of diabetes

Question 10

Prenatal health depends on proper prenatal nutrition.Because approximately 50% of the world's population is rural,pregnant women _____.

Accepted Answer

A)  have access to fruits and vegetables year round 
B)  are malnourished year round 
C)  cannot afford the required vitamins recommended by their physicians 
D)  may only eat well only during the summer and fall 
A)  have access to fruits and vegetables year round 
B)  are malnourished year round 
C)  cannot afford the required vitamins recommended by their physicians 
D)  may only eat well only during the summer and fall

Question 11

Genes contain ____.

Accepted Answer

A)  protein segments 
B)  nucleotides 
C)  fatty cells 
D)  chromosomes 
A)  protein segments 
B)  nucleotides 
C)  fatty cells 
D)  chromosomes

Question 12

What recessive disorder results in non-normal shaped blood cells that clog up blood vessels and cause pain,increased susceptibility to disease,and early death?

Accepted Answer

A)  Tay-Sachs 
B)  trisomy-21 
C)  sickle-cell anemia 
D)  malaria 
A)  Tay-Sachs 
B)  trisomy-21 
C)  sickle-cell anemia 
D)  malaria

Question 13

It takes approximately three times longer for men over the age of 40 to impregnate a partner than it does for men under age 25.Why?

Accepted Answer

A)  lack of libido 
B)  endometriosis 
C)  decrease in the quantity and quality of their sperm 
D)  their partner's fertility 
A)  lack of libido 
B)  endometriosis 
C)  decrease in the quantity and quality of their sperm 
D)  their partner's fertility

Question 14

The average human cell has ____ chromosomes.

Accepted Answer

A)  42 
B)  46 
C)  23 
D)  26 
A)  42 
B)  46 
C)  23 
D)  26

Question 15

____ is the term for an infant's ability to survive outside the womb if born preterm/premature.

Accepted Answer

A)  Immaturity 
B)  Small for size 
C)  Viability 
D)  Survivability 
A)  Immaturity 
B)  Small for size 
C)  Viability 
D)  Survivability

Question 16

The use of marijuana during pregnancy can affect the development of the _______ and retard the growth of the fetus.

Accepted Answer

A)  central nervous system 
B)  peripheral nervous system 
C)  motor cortex d sensory cortex 
A)  central nervous system 
B)  peripheral nervous system 
C)  motor cortex d sensory cortex

Question 17

Sandra Scarr and Kathleen McCartney proposed the theory of genotype $\to$environment effects.Which subtype occurs when people seek out environments that correspond to their genotypic characteristics?

Accepted Answer

A)  passive genotype $\to$environment effects 
B)  evocative genotype $\to$environment effects 
C)  active genotype $\to$environment effects 
D)  inactive genotype $\to$environment effects 
A)  passive genotype $\to$environment effects 
B)  evocative genotype $\to$environment effects 
C)  active genotype $\to$environment effects 
D)  inactive genotype $\to$environment effects

Question 18

When the blastocyst becomes firmly embedded into the lining of the uterus,what has happened?

Accepted Answer

A)  implantation 
B)  fertilization 
C)  conception 
D)  pregnancy 
A)  implantation 
B)  fertilization 
C)  conception 
D)  pregnancy

Question 19

What is an example of an aerobic exercise?

Accepted Answer

A)  walking/jogging 
B)  weightlifting 
C)  sprinting 
D)  jumping 
A)  walking/jogging 
B)  weightlifting 
C)  sprinting 
D)  jumping

Question 20

If the fetus has the sex chromosomes XY,its genotype is _____.

Accepted Answer

A)  female 
B)  male 
C)  undetermined 
D)  dimorphic 
A)  female 
B)  male 
C)  undetermined 
D)  dimorphic

At the conclusion of meiosis,how many ova have been formed?

According to the text,how long can sperm live in the woman's body after ejaculation?

By the end of the eighth week,the embryo ____.

What paternal behavior during pregnancy leads to higher risks of low birth weight and childhood cancer?

Of the following,which best describes the Y chromosome?

How much weight should a woman gain during pregnancy (provide an approximate range)? Provide one diet or exercise recommendation.

The embryonic period lasts from the to the .

How many days into the woman's menstrual cycle does ovulation occur?

Genetic counseling would be appropriate for which of the following couples?

Prenatal health depends on proper prenatal nutrition.Because approximately 50% of the world's population is rural,pregnant women _____.

Genes contain ____.

What recessive disorder results in non-normal shaped blood cells that clog up blood vessels and cause pain,increased susceptibility to disease,and early death?

It takes approximately three times longer for men over the age of 40 to impregnate a partner than it does for men under age 25.Why?

The average human cell has ____ chromosomes.

____ is the term for an infant's ability to survive outside the womb if born preterm/premature.

The use of marijuana during pregnancy can affect the development of the _______ and retard the growth of the fetus.

Sandra Scarr and Kathleen McCartney proposed the theory of genotype $\to$ environment effects.Which subtype occurs when people seek out environments that correspond to their genotypic characteristics?

When the blastocyst becomes firmly embedded into the lining of the uterus,what has happened?

What is an example of an aerobic exercise?

If the fetus has the sex chromosomes XY,its genotype is _____.

A Cultural Approach to Child Development

Birth and the Newborn Child

Infancy

Toddlerhood

Early Childhood

Adolescence

Middle Childhood

Emerging Adulthood

Filters

Exam 2: Genetics and Prenatal Development

At the conclusion of meiosis,how many ova have been formed?

According to the text,how long can sperm live in the woman's body after ejaculation?

By the end of the eighth week,the embryo ____.

What paternal behavior during pregnancy leads to higher risks of low birth weight and childhood cancer?

Of the following,which best describes the Y chromosome?

How much weight should a woman gain during pregnancy (provide an approximate range)? Provide one diet or exercise recommendation.

The embryonic period lasts from the ____ to the ____.

How many days into the woman's menstrual cycle does ovulation occur?

Genetic counseling would be appropriate for which of the following couples?

Prenatal health depends on proper prenatal nutrition.Because approximately 50% of the world's population is rural,pregnant women _____.

Genes contain ____.

What recessive disorder results in non-normal shaped blood cells that clog up blood vessels and cause pain,increased susceptibility to disease,and early death?

It takes approximately three times longer for men over the age of 40 to impregnate a partner than it does for men under age 25.Why?

The average human cell has ____ chromosomes.

____ is the term for an infant's ability to survive outside the womb if born preterm/premature.

The use of marijuana during pregnancy can affect the development of the _______ and retard the growth of the fetus.

Sandra Scarr and Kathleen McCartney proposed the theory of genotype →\to→ environment effects.Which subtype occurs when people seek out environments that correspond to their genotypic characteristics?

When the blastocyst becomes firmly embedded into the lining of the uterus,what has happened?

What is an example of an aerobic exercise?

If the fetus has the sex chromosomes XY,its genotype is _____.

A Cultural Approach to Child Development

Birth and the Newborn Child

Infancy

Toddlerhood

Early Childhood

Adolescence

Middle Childhood

Emerging Adulthood

Filters

The embryonic period lasts from the to the .

Sandra Scarr and Kathleen McCartney proposed the theory of genotype $\to$ environment effects.Which subtype occurs when people seek out environments that correspond to their genotypic characteristics?