Why is the Hardy-Weinberg law useful?

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1) Why is the Hardy-Weinberg law useful?
2) Define genetic drift.
3) What factors influence the mutation rate of a population?
4) Briefly explain the difference between stabilizing selection, directional selection, and disruptive selection.
5) Why are layers of sedimentary rocks particularly useful for geochronology?
6) Choose three biomes and briefly describe their characteristics (including climate, common organisms, etc).
7) What is the difference between an ecosystem and a biome?
8) What is the role of primary consumers in a food chain? Give an example of a primary consumer in a terrestrial and an aquatic ecosystem.
9) What are niches and competitive exclusion?

 

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To prevent a lethal epidemic in the United states all those living in the U.S. must receive the vaccine.

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A new strain of avian (bird) virus has popped up in China and has health officials at the World Health Organization are worried. They fear it may jump across species and infect humans, causing a pandemic. The virus is 100% lethal in birds, killing them within 24 to 48 hours. A human vaccine against the avian virus has been successfully manufactured in the U.S. and there is enough to inoculate the entire U.S. population. You are a scientist at the Center for Disease Control and have been called before Congress where they are debating whether to make immunizations against this avian flu legally mandatory for all US citizens.

Ignoring the constitutionality of such a law, choose one of the following positions and, in writing, present a scientifically persuasive case for why Congress should adopt your position. If you choose position 2, then, in addition to making a persuasive argument for why this is the case, please state what the alternative strategy should be.

Position 1: To prevent a lethal epidemic in the United states all those living in the U.S. must receive the vaccine.

 

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Which population of vesicles has a surface similar to that of the cell? Why?

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Your friend has isolated plasma membranes and reassembled the membranes into small vesicles. Using fluorescently labeled lectin, he sees that some of his vesicles are fluorescently labeled and some are not. Recall that lectin binds to carbohydrates. Furthermore, his labeled lectin cannot permeate membranes.

A. Which population of vesicles has a surface similar to that of the cell? Why?

B. How do you explain the other population of vesicles?

 

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Find and write a 300-400 word summary of a popular media that covers the same topic as the scholarly paper.

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Write a 300-400 word summary of the scholarly article you selected (attached).

~Find and write a 300-400 word summary of a popular media that covers the same topic as the scholarly paper. Acceptable popular media sources include sources like:  Traditional newspapers, Magazines and Credible websites. NO Wikipedia!

~Write a 500 word critique comparing both articles.

~Conclude your paper (about 500 words)

~Total length should be about 1500-2000 words.

~APA formatting!

Please use the attached as the scholarly article!

 

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Natural Gas Pipelines

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Go to Kinder Morgan: Natural Gas Pipelines http://pipeline.kindermorgan.com/StaticContentManager.aspx?control=ngpl and click on “Informational Postings,” then “Tariff.” Under “Currently Effective Rates,” click on “Rate Schedule FTS Peak.” Look at the “Reservation” and “Commodity” Rates for moving gas from the Midcontinent Region to the Market Region. Using the “Lesson 5: Rate Calculations” spreadsheet in the “Lesson Resources” folder in ANGEL, calculate the daily rate per MMBtu.
Next, under “General Terms and Conditions,” go to Section 26 (Page 483) and review the quality standards set forth by the pipeline. Tie this into the information presented earlier regarding the reasons why raw natural gas is processed. List the following quality specifications.
% of O2
Water Vapor
H2S
% of Nitrogen
Hydrocarbon dew point

 

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If the gene for tall (T) plants is dominant over the gene for short (t) plants , what would be the result of crossing two Tt plants?

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1- If the gene for tall (T) plants is dominant over the gene for short (t) plants , what would be the result of crossing two Tt plants? 

2-After crossing Ss Yy with SsYy individual, what fraction of the offspring are predicted to have genotype that is heterozygous for both characteristics? 

 

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Summarize any possible hereditary disease you can identify from your genogram that you may acquire. You do not have to use names in this summary.

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Write a brief (2 page, typed, double-spaced) summary about your genogram. 
Summarize any possible hereditary disease you can identify from your genogram that you may acquire. You do not have to use names in this summary. You can use terms such as aunt or uncle, brother or sister, grandma or grandpa. 
List different ways that you could prevent possible hereditary diseases. 
Based on your findings from the genogram, identify at least one health behavior, such as diet, exercise, tobacco use, and so forth that you would like to modify. 

 

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What would happen if a species within a population were suddenly split into 2 groups by an earthquake that creates a physical barrier like a canyon?

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What would happen if a species within a population were suddenly split into 2 groups by an earthquake that creates a physical barrier like a canyon?

Instructions: You will need to write a 1-page lab report using the scientific method to answer the following question:

  • What would happen if a species within a population were suddenly split into 2 groups by an earthquake that creates a physical barrier like a canyon?

When your lab report is complete, post it in Submitted Assignment files.

Part I: Use the animated time progression of speciation to help you write up your lab report.

Part II: Write a 1-page lab report using the following scientific method sections:

  • Purpose
    • State the purpose of the lab.
  • Introduction
    • This is an investigation of what is currently known about the question being asked. Use background information from credible references to write a short summary about concepts in the lab. List and cite references in APA style.
  • Hypothesis/Predicted Outcome
    • A hypothesis is an educated guess. Based on what you have learned and written about in the Introduction, state what you expect to be the results of the lab procedures.
  • Methods
    • Summarize the procedures that you used in the lab. The Methods section should also state clearly how data (numbers) were collected during the lab; this will be reported in the Results/Outcome section.
  • Results/Outcome
    • Provide here any results or data that were generated while doing the lab procedure.
  • Discussion/Analysis
    • In this section, state clearly whether you obtained the expected results, and if the outcome was as expected.
    • Note: You can use the lab data to help you discuss the results and what you learned.
 

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What would happen if a species within a population were suddenly split into 2 groups by an earthquake that creates a physical barrier like a canyon?

/in /by

Instructions: You will need to write a 1-page lab report using the scientific method to answer the following question:

  • What would happen if a species within a population were suddenly split into 2 groups by an earthquake that creates a physical barrier like a canyon?

When your lab report is complete, post it in Submitted Assignment files.

Part I: Use the animated time progression of speciation to help you write up your lab report.

Part II: Write a 1-page lab report using the following scientific method sections:

  • Purpose
    • State the purpose of the lab.
  • Introduction
    • This is an investigation of what is currently known about the question being asked. Use background information from credible references to write a short summary about concepts in the lab. List and cite references in APA style.
  • Hypothesis/Predicted Outcome
    • A hypothesis is an educated guess. Based on what you have learned and written about in the Introduction, state what you expect to be the results of the lab procedures.
  • Methods
    • Summarize the procedures that you used in the lab. The Methods section should also state clearly how data (numbers) were collected during the lab; this will be reported in the Results/Outcome section.
  • Results/Outcome
    • Provide here any results or data that were generated while doing the lab procedure.
  • Discussion/Analysis
    • In this section, state clearly whether you obtained the expected results, and if the outcome was as expected.
    • Note: You can use the lab data to help you discuss the results and what you learned.
    • please have references and no plagiarizm
 

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