Answer the following essay questions in a
short paragraph. Each question is worth four points.
1.Compare and contrast directional selectionand disruptive selection,and provide an example of each.
2. Many pathogenic bacteria species are becoming resistant
to antibiotics. Explain how such adaptations can develop
through the process of natural selection. (Hint:Relate
this example to the conditions that are necessary for nat-
ural selection to occur.)
3. What are the major evolutionary trends that developed
among major vertebrate groups, specifically those that
allowed for the transition from aquatic to terrestrial life?
4. Providing examples, explain how sexual reproduction in
plants has evolved to become less dependent on water
Your examination for Lesson 5 consists of two parts. The
first part is a multiple-choice examination, which you’ll
access from your My Courses page. The second part is an
essay exam, which follows. Please type your answers into
a Word file and name the file 25085500.
Questions 1–4: Answer the following essay questions in a
short paragraph. Each question is worth four points.
1. Explain how human activities can cause an imbalance
in biogeochemical cycling and lead to problems such as
cultural eutrophication and fish kills.
2. Compare and contrast the traits and growth patterns of
opportunistic versus equilibrium populations.
3. Compare and contrast indirect versus direct values of
biodiversity, and provide examples.
4. Describe two traits that represent a sustainable society
and two traits of a non-sustainable society
Essay
Go to
and
read the instructions for research papers. Select a controversial
topic from the following choices, or contact your instructor if
you think of another topic.
■
Human stem cells
■
Genetically modified foods
■
Climate change
■
Cloning
■
Use of vaccinations
■
“Designer babies”
Consult resources other than the course textbook and this
study guide. Examples of resources include other textbooks,
journal articles, and reputable websites. Reputable online
sources include encyclopedias and university or governmental
websites. Prepare a detailed report on the topic, including the
following elements:
1. Describe the basic issue of your chosen topic.
2. Describe the basic argument of opposing viewpoints.
3. Identify the strengths and weaknesses of both views.
4. Choose which view you agree with.
5. Explain why you agree with that view.
Incorporate the information you learned about your chosen
topic from this course, but don’t limit your discussion to the
textbook and study guide. Take advantage of external resources
to provide an in-depth, comprehensive report.
Goal
This assignment is designed to help you apply what you’ve
learned from your lessons by researching and writing about
a controversial topic you’ve studied and to give you an oppor-
tunity to demonstrate your written communication and research
skills, as well as your critical thinking skills.
Writing Guidelines
1. Type your submission, double-spaced, in a standard
print font, size 12. Use a standard document format with
1-inch margins. (Do not use any fancy or cursive fonts.)
2. Include the following information at the top of your paper:
a. Name and complete mailing address
b. Student number
c. Course title and number (Introduction to
Biology, SCI 120)
d. Research project number (25088100)
3. Read the assignment carefully and address the topic
suggested. Use proper citation in either APA or MLA style.
4. Be specific. Limit your submission to the topic suggested.
5. Include a reference page in APA style. On this page, list
websites, journals, and all other references used in
preparing the submission.
6. Proofread your work carefully. Check for correct spelling,
grammar, punctuation, and capitalization.