Genetics 13 Editon By
th
Ricki Lewis (All
Chapters 1-23, 100%
Original Verified, A+
Grade)
All Chapters Arranged
Reverse: 23-1
,Chapter 23
Student name:__________
TRUE/FALSE - Write 'T' if the statement is true and 'F' if the statement is false.
1) Savior siblings born using ARTs have provided needed transplants for ailing siblings.
⊚ true
⊚ false
2) AssistedReproductive Technologies are typically not covered by health insurance.
⊚ true
⊚ false
3) A lesbian couple may use intrauterine insemination (IUI) to have a child.
⊚ true
⊚ false
MULTIPLE CHOICE - Choose the one alternative that best completes the statement or
answers the question.
4) Lisa and Jack Nash obtained compatible stem cells that cured their young daughter Molly's
Fanconi anemia by
A) allowing Molly to undergo gene therapy on the affected cells.
B) allowing Molly to undergo gene therapy on her germ cells.
C) using umbilical cord stem cells from an unrelated donor.
D) using umbilical cord stem cells from a younger sibling, who was conceived and
selected for this purpose.
5) Which of the following is an assisted reproductive technology?
A) Producing human insulin in bacteria
B) A couple conceive using sperm from a sperm bank.
C) A man donates part of his liver to his daughter, who has cystic fibrosis.
D) A woman has breast reduction surgery to alleviate back pain.
6) Currently in the United States, approximately __________ couples have difficulty in
conceiving or giving birth to children.
A) 1 in 6
B) 1 in 30
C) 1 in 100
D) 1 in 200
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,Chapter 23
7) Which of the following contributes to subfertility?
A) Regular menstrual cycles
B) High sperm counts
C) Being under 30 years of age
D) Oligospermia
8) A normal sperm count is __________ sperm per ejaculate.
A) 100,000 to 500,000
B) 1 to 2 million
C) 15 to 200 million
D) 1 to 3 billion
9) Infertility affects around one in __________ males.
A) 10
B) 25
C) 50
D) 100
10) Zach undergoes a sperm analysis and is upset to learn that he has oligospermia. This means
that
A) he has cancer of the spermatogonia, and his sperm will never mature.
B) he makes too many sperm, and they will crowd and kill each other.
C) he makes too few sperm, lowering the probability of one sperm successfully reaching
and fertilizing an oocyte.
D) his sperm have two heads, each of which contains an entire genome of DNA, making
them too heavy to swim to an oocyte.
11) Antibodies from the male that coat the sperm may impair fertility by
A) preventing sperm binding to oocytes.
B) stretching out the acrosome until the sperm cell bursts.
C) causing point mutations in the male genome.
D) inducing an autoimmune reaction in the female.
12) For a healthy woman under age 30 with regular menstrual periods and having sex regularly
but not using birth control, pregnancy typically occurs
A) in two weeks.
B) in one month.
C) in three or four months.
D) in about one year.
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, Chapter 23
13) Irregular ovulation may result from a hormonal imbalance that is caused by
A) an overactive thyroid gland.
B) frequent migraine headaches.
C) underproduction of prolactin.
D) a tumor in the ovary or pituitary.
14) The fertility drug clomiphene causes a woman to
A) produce more oocytes.
B) ovulate more than one oocyte a month.
C) ovulate more than one time a month.
D) have only one menstrual period a year.
15) An ectopic pregnancy results when
A) an oocyte that has not been fertilized implants in the uterus.
B) more than one oocyte is fertilized.
C) a fertilized ovum begins to develop in a blocked uterine tube.
D) a fertilized ovum begins to develop while attached to the cervix.
16) Excess tissue growing in the uterine lining is called
A) hemorrhoids.
B) pelvic inflammatory disease.
C) endometriosis.
D) an ectopic pregnancy.
17) Infertility and spontaneous abortion increase with age primarily due to
A) uterine fibroids.
B) endometriosis.
C) highly acidic or basic vaginal secretions.
D) higher production of oocytes with abnormal chromosome numbers.
18) An ejaculate containing up to __________ percent abnormal spermatocytes is considered
normal.
A) 10
B) 20
C) 40
D) 50
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