Ecology, Ecosystems

3. What is the role of natural cycles and what part do we play in your ecosystem? Discuss three natural cycles and their effects. What do species do to adapt? Be specific. 4. Name four ways quality of life and sustainability can be enhanced. Name four (4) ways you can create a structure for these sustainability qualities. Be ...continues

Population Ecology, Community Ecology

Population Ecology, Community Ecology. 1. Pick a plant and an animal and tell me how these how plants and animals arrive, find, migrate or develop their habitat, respond to the food chain, climate and other living and non living factors. Give an example or short explanation of each. This will show you how the ecology works to ...continues

Biology - Prokaryotes & Eukaryotes Biodiversity, Evolution, Fossils

Briefly review how prokaryotes and eukaryotes provide different forms of biodiversity and why. What does each category tell you about evolution; pick one from an early era and one from today or recent times: Review two species of the seas Review two species on land and water Review two species on land Review two s ...continues

Taxonomy, Plants & Animal Evolution (Tree of Life), Reflecting on Biodiversity

1. What is taxonomy? 2. Look at plants and animals. Select a plant and an animal and see how it evolved up the Tree of Life from the beginning of time to the present. 3. How did this species change over time? How did it start out and how did it evolve. 4. What were the factors in its 'branching' out? 5. How does ...continues

Earth's Carrying Capacity

The human population recently reached 7 billion people. Do you feel we are nearing the Earth's carrying capacity for our species? Discuss any impacts the exponential growth of our species could have on other populations and their habitat. Finally, explain what you could do to reverse the trend of competitive exclusion by humans ...continues

Harmful Health Effects of Global Warming

Why it is difficult to prove harmful health effects resulting from global warming?

Study Design (Climate Change Article)

Describe the study design used and three strengths and three weaknesses of the study design and three strengths and three weaknesses specific to the article (they can be the same or similar strengths and weaknesses). Not to exceed one page, single spaced. Article: http://www.unige.ch/climate/Publications/Beniston/SMW02.pdf C ...continues

Categorize things within a multicellular organism

I was asked to categorize items into one of four spaces: - inside the body, outside the epithelium - inside the epithelium, outside of cells - inside cells, out the cytoplasm - inside cells, inside the cytoplasm The items were: - inside stomach - inside cell nucleus - inside bladder - inside endoplasmic reticulum - ...continues

Plants and Animals Need Each other for Survival

Why would there be no people without plants? This response summarizes in under 100 words why plants are critical for mutual benefit and survival of humans.

Human Organ Systems

The human body has 10 organ systems (actually 11 if you include the integumentary system). From the 11 systems, pick one system and describe how its loss would disrupt the body's homeostasis and how that loss would tend to disrupt the function of at least two other systems.

Population's Potential for Growth

Describe what you can learn about a population's potential for growth, based on its age pyramid. Choose a specific example to analyze, and present your understanding of its potential.

Briefly discusses human effects on the environment - both positive and negative, focusing on the concepts of biophilia and the environmental ethic.

Student request: Discuss the human effects on the environment - both positive and negative. Focus on the concepts of biophilia and the environmental ethic. Solution briefly touches on a variety of concepts related to human effects on the environment and how biophilia and environmental ethics influence our behavior in a positi ...continues

Ecological Succession

Question: Define succession and differentiate between primary and secondary succession. Consider an area in which a natural community such as a forest, stream, prairie, etc. (not a town or city), has been disrupted in your part of the world, and discuss the successional changes it has gone through or will go through to get back ...continues

Remote technology to monitor wildlife

What are REAL situations in which the application of remote technology can be especially useful in trying to better understand a species that requires conservation action? Please provide specific examples.

Solid Waste Problem in the U.S.

Present two factors contributing to the solid waste problem in the U.S. How could these factors be changed or controlled for the better? What problems are there with current recycling efforts? What is being done in your area relative to recycling?

Exotic Species Impact on Native Plants and Animals

Use Internet to access your state department of agriculture or fish and game department to find an example of one exotic species (plant or animal) that has been introduced into your area that is having negative effects on the native plants and animals. Often these will be listed under the state fish and game department, or your ...continues

Threatened or Endangered Species in Americaa

Check your favourite state's Natural Heritage Program on the internet. Find one species that is threatened or endangered in that area. - What kinds of factors have lead to that species being listed as threatened or endangered? - What actions have been undertaken in attempts to try to ensure survival of the species? - What ...continues

Biodiversity and Pathways

Discusses what biodiversity means and how it has been affected by natural and man-made pathways.

Visible Light Spectrum Absorption

What colors of the visible light spectrum are absorbed by black objects? White objects? How about the red leaf plant Coleus? What other plant leaf colors exist (besides green) and what colors do these leaves absorb and reflect?

Threatened Species in Your Community 390 word essay with reference

Check your state Natural Heritage Program (or that of a nearby state if your state doesn't have one) on the internet. Find one species that is threatened or endangered in your area. What kinds of factors have lead to that species being listed as threatened or endangered? What actions have been undertaken in attempts to try to en ...continues

Meaning of biodiversity and how it has been affected

Write an summary that discusses what biodiversity means and how it has been affected by natural and man-made pathways. Use references/cite sources.

Types of DNA Mutations and their Effects on the Resulting Protein

What are the various types of genetic mutations in terms of how they occur, as well as their effects on the DNA sequence and the resulting protein product? What are some examples of each of the main types of genetic mutations and how can they be identified?

Explanations for Salamander Colour Differences

Imagine that on your visit to a hypothetical island near a hypothetical continent, you observe that one species of salamander occurs in several colors, but most of the salamanders are yellow. This same color mix and predominance of yellow occurs on the adjacent mainland. 1) Assuming that all of the salamanders are descende ...continues

Fungi and Nutrition

Discuss in detail how fungi get their nutrition. Relate this mode of nutrition to how a bed of fungal hyphae can so rapidly breakdown organic materials such as fallen leaves that are in contact with the soil. Include references.

"The Origin of Multicellular Life"

Please provide a narrative/summary of "The Origin of Multicellular Life."

Differences and similarities between bacteria and fungi

Discuss the differences and similarities between bacteria and fungi. Include a comparison of size, cell type, reproduction, mode of deriving food, and good versus bad effects on other organisms and the environment. Be sure to give specific examples of good and bad bacteria and fungi including their scientific names.

Binomial Nomenclature

(a) Why we use scientific names written in Latin (and sometimes Greek) and (b) The importance of binomial nomenclature in naming organisms. Give examples of three scientific names (in correct binomial format) of common organisms.

Hardy-Weinberg Formula for Population Genetics

1 in 1500 newborns in Utopia have blue skin; the typical skin color is pink. Use P to represent the dominant color pink and p to represent the recessive blue color. Use the Hardy-Weinberg formula. a. What percentage of the population has blue skin (pp)? b. How many of the 1500 are homozygous for pink skin? c. How man ...continues

Blue Skin Allele

Devise two different scenarios that would increase the frequency of the blue skin allele: one should be for a homozygous condition, the other a heterozygous condition. For a real world example; review the information about Sickle cell anemia and Malaria. Homozygous: Heterozygous:

Scientific Method Questions

See the attached file for questions.