biology quiz

 


 

Don't use plagiarized sources. Get Your Custom Essay on
biology quiz
Just from $13/Page
Order Essay

Question 1 (5 points)

 

 Question 1 Saved

 

A karyotype ______.

 

Question 1 options:

 

 

compares one set of chromosomes to another.

 

of a normal human cell shows 48 chromosomes.

 

is a photograph of cells undergoing mitosis during anaphase.

 

cannot be used to identify individual chromosomes beyond the fact that two chromosomes are homologues.

 

is a visual display of chromosomes arranged according to size.

 


 

Question 2 (5 points)

 

 Question 2 Saved

 

At which stage of mitosis are distinct chromatids visible and moving towards the opposite poles of the cell?

 

Question 2 options:

 

 

Metaphase

 

Telophase

 

Interphase

 

Anaphase

 

Prophase

 

Question 3 (5 points)

 

 Question 3 Saved

 

Mitosis in humans usually results in the formation of _____.

 

         

 

Question 3 options:

 

 

2 diploid cells

      

 

4 diploid cells

         

 

2 haploid cells

         

 

4 haploid cells

           

 

Sperm or egg cells

 

Page 1 of 7

 

All of the following are characteristics of cancer cells EXCEPT _____.

 

Question 4 options:

 

 

angiogenesis

 

unregulated mitosis

 

unmutated DNA

 

ability to metastasize

 

no apoptosis

 

Question 5 (5 points)

 

 Question 5 Unsaved

 

What stage does cytokinesis generally overlap with in the typical cell cycle?

 

Question 5 options:

 

 

S phase

 

prophase

 

telophase

 

anaphase

 

metaphase

 


 

Question 6 (5 points)

 

 Question 6 Unsaved

 

An important result of meiosis is that _____.

 

Question 6 options:

 

 

each gamete receives one member of each pair of homologous chromosomes and gametes are formed that are haploid.

 

each gamete receives one member of each pair of homologous chromosomes.

 

gametes are formed that are diploid.

 

gametes receive one copy of each member of each pair of homologous chromosomes.

 

gametes are formed that are haploid.

 

Question 5 (5 points)

 

 Question 5 Unsaved

 

What stage does cytokinesis generally overlap with in the typical cell cycle?

 

Question 5 options:

 

 

S phase

 

prophase

 

telophase

 

anaphase

 

metaphase

 


 

Question 6 (5 points)

 

 Question 6 Unsaved

 

An important result of meiosis is that _____.

 

Question 6 options:

 

 

each gamete receives one member of each pair of homologous chromosomes and gametes are formed that are haploid.

 

each gamete receives one member of each pair of homologous chromosomes.

 

gametes are formed that are diploid.

 

gametes receive one copy of each member of each pair of homologous chromosomes.

 

gametes are formed that are haploid.

 

Question 10 (5 points)

 

 Question 10 Unsaved

 

For anaphase to begin, which of the following must occur?

 

Question 10 options:

 

 

Chromatids must lose their kinetochores.

 

Cohesin must attach the sister chromatids to each other.

 

Cohesin must be cleaved enzymatically.

 

Kinetochores must attach to the metaphase plate.

 

Spindle microtubules must begin to depolymerize.

 

Question 11 (5 points)

 

 Question 11 Unsaved

 

Spindle microtubules attach to kinetochores during this phase of mitosis.

 

Question 11 options:

 

 

metaphase

 

prometaphase

 

anaphase

 

prohase

 

telophase

 

Question 12 (5 points)

 

 Question 12 Unsaved

 

Four of the five answers listed below are related by a common phase of mitosis. Select the exception.

 

Question 12 options:

 

 

chromosomes separate

 

chromosomes decondense

 

spindle microtubules disappear

 

nuclear envelope re-forms

 

nucleolus reappears

 

Question 13 (5 points)

 

 Question 13 Unsaved

 

A woman is found to have 47 chromosomes, including three X chromosomes. Which of the following describes her expected phenotype?

 

Question 13 options:

 

 

A) masculine characteristics such as facial hair

 

B) enlarged genital structures

 

C) excessive emotional instability

 

D) normal female

 

E) sterile female

 

Question 14 (5 points)

 

 Question 14 Unsaved

 

Which of the following is an example of polygenic inheritance?

 

Question 14 options:

 

 

A) pink flowers in snapdragons

 

B) the ABO blood group in humans

 

C) Huntington’s disease in humans

 

D) white and purple flower color in peas

 

E) skin pigmentation in humans

 

Question 15 (5 points)

 

 Question 15 Unsaved

 

Why did the F1 offspring of Mendel’s classic pea cross always look like one of the two parental varieties?

 

Question 15 options:

 

 

A) No genes interacted to produce the parental phenotype.

 

B) Each allele affected phenotypic expression.

 

C) The traits blended together during fertilization.

 

D) One phenotype was completely dominant over another.

 

E) Different genes interacted to produce the parental phenotype.

 

Page 5 of 7

 

Page 6 of 7

 

Note: It is recommended that you save your response as you complete each question.

 


 

Question 16 (5 points)

 

 Question 16 Unsaved

 

Use the following information to answer the questions below.

 

Tallness (T) in snapdragons is dominant to dwarfness (t), while red (R) flower color is dominant to white (r). The heterozygous condition results in pink (Rr) flower color.

 

A dwarf, red snapdragon is crossed with a plant homozygous for tallness and white flowers. What are the genotype and phenotype of the F1 individuals?

 

Question 16 options:

 

 

A) ttRr—dwarf and pink

 

B) ttrr—dwarf and white

 

C) TtRr—tall and red

 

D) TtRr—tall and pink

 

E) TTRR—tall and red

 

Question 17 (5 points)

 

 Question 17 Unsaved

 

National Basketball Association (NBA) scientists have identified the gene for superior athletic ability.  The allele “A” represents the dominant form of the gene, while the allele “a” represents the recessive form of the gene.  The scientists find that the superior athletic ability gene is optimally expressed in individuals who possess the homozygous dominant form. 

 

If Michael Jordan, who has the Aa genotype, has a child with a woman who has the aa genotype, what are the chances that his child will inherit the optimal superior athletic ability genotype?

 

Question 17 options:

 

 

0%

 

25%

 

50%

 

75%

 

100%

 

Question 18 (5 points)

 

 Question 18 Unsaved

 

There is evidence that a certain color in cats is sex-linked. Yellow is recessive to black.
  A heterozygous condition results in tortoise shell or calico color. A calico cat has a litter
of 8 kittens: 1 yellow male, 2 black males, 2 yellow females, and 3 calico females. What
was the male parents probable color?

 

Question 18 options:

 

 

yellow

 

black

 

calico

 

yellow and black

 

albino

 

Page 6 of 7

 

Page 7 of 7

 

Note: It is recommended that you save your response as you complete each question.

 


 

Question 19 (5 points)

 

 Question 19 Unsaved

 

Imagine you are performing a cross involving seed color in garden plants.  What F1 offspring would you expect if you cross true-breeding parents with green seeds with true-breeding parents with yellow seeds?

 

Question 19 options:

 

 

25% white seeds, 25% yellow seeds, and 50% green seeds

 

25% green seeds, and 75% yellow seeds

 

50% yellow seeds, and 50% green seeds

 

100% yellow seeds

 

100% yellow-green seeds

 

Question 20 (5 points)

 

 Question 20 Unsaved

 

All of the genes located on a given chromosome constitute a

 

Question 20 options:

 

 

linkage group.

 

karyotype.

 

none of these

 

wild-type allele.

 

bridging cross.

 

Page 7 of 7

 

 

 

My Essay Homework
Calculate your paper price
Pages (550 words)
Approximate price: -

Why Work with Us

Top Quality and Well-Researched Papers

We always make sure that writers follow all your instructions precisely. You can choose your academic level: high school, college/university or professional, and we will assign a writer who has a respective degree.

Professional and Experienced Academic Writers

We have a team of professional writers with experience in academic and business writing. Many are native speakers and able to perform any task for which you need help.

Free Unlimited Revisions

If you think we missed something, send your order for a free revision. You have 10 days to submit the order for review after you have received the final document. You can do this yourself after logging into your personal account or by contacting our support.

Prompt Delivery and 100% Money-Back-Guarantee

All papers are always delivered on time. In case we need more time to master your paper, we may contact you regarding the deadline extension. In case you cannot provide us with more time, a 100% refund is guaranteed.

Original & Confidential

We use several writing tools checks to ensure that all documents you receive are free from plagiarism. Our editors carefully review all quotations in the text. We also promise maximum confidentiality in all of our services.

24/7 Customer Support

Our support agents are available 24 hours a day 7 days a week and committed to providing you with the best customer experience. Get in touch whenever you need any assistance.

Try it now!

Calculate the price of your order

Total price:
$0.00

How it works?

Follow these simple steps to get your paper done

Place your order

Fill in the order form and provide all details of your assignment.

Proceed with the payment

Choose the payment system that suits you most.

Receive the final file

Once your paper is ready, we will email it to you.

Our Services

No need to work on your paper at night. Sleep tight, we will cover your back. We offer all kinds of writing services.

Essays

Essay Writing Service

No matter what kind of academic paper you need and how urgent you need it, you are welcome to choose your academic level and the type of your paper at an affordable price. We take care of all your paper needs and give a 24/7 customer care support system.

Admissions

Admission Essays & Business Writing Help

An admission essay is an essay or other written statement by a candidate, often a potential student enrolling in a college, university, or graduate school. You can be rest assurred that through our service we will write the best admission essay for you.

Reviews

Editing Support

Our academic writers and editors make the necessary changes to your paper so that it is polished. We also format your document by correctly quoting the sources and creating reference lists in the formats APA, Harvard, MLA, Chicago / Turabian.

Reviews

Revision Support

If you think your paper could be improved, you can request a review. In this case, your paper will be checked by the writer or assigned to an editor. You can use this option as many times as you see fit. This is free because we want you to be completely satisfied with the service offered.