Classification and Evolution of Life

Angiosperms (flowering plants) are the largest Phylum in the plant kingdom (Angiospermophyta is also called Anthophyta or Magnoliophyta). These plants have true roots, stems, leaves and flowers. The roots grow into the soil to anchor the plant in place and take up water and nutrients. The leaves are above ground and act as the m ...continues

Ethical Scientific Behavior

What are the boundary lines of ethical scientific behavior and how should the scientifc community or society "police" scientists?

During the Olympics, Jayson Clarke transported several blood and CSF specimens...

(See attached file for full problem description) Think back to when we hosted the 2002 Winter Olympics here in Utah. During the Olympics, Jayson Clarke transported several blood and CSF specimens from the Poly-Clinic at the Olympic Village to the Stat Lab at the UUHSC (University Hospital). Two patients were examined at t ...continues

biology problems

Please provide detailed answers to the following: 1. IS THIS SCIENCE? In discussions of untapped human potential, it is commonly said that the average person uses only 10% of his or her brain. Is this conclusion likely to be correct? Explain your answer in terms of natural selection. 2. IS THIS SCIENCE? Both the th ...continues

Biology

If solid water were denser than liquid could it cause water pipes to burst - in essence the water pipes underground would burst due to its density and them not being able to withstand to the cold water flow which could contaminatie the groundwater leading to environmental hazards? Or would the opposite be true?

Biology 1-2

Please provide detailed explanations. 1. The desert tends to have two catagories of plants: small grasses of herbs, and shrubs or small trees. The grasses and herbs typically have fibrous roots. The shrubs and trees have taproots. What advantages can you think of for each type of root? How does each type of root allow f ...continues

Biology 3-4

Please give detailed answers. 3. Charles Darwin once described a flower that produced nectar at the bottom of a tube 25 centimeters (10.5 inches) deep. He predicated that there must be a moth or other animal with a 25-centimeters-long tongue to match, and he was right. Such specilization almost certainly means that this pa ...continues

DNA/Heredity

The Planning, Research and Development, Corp. is seeking grant money to continue their investigation on the relationship between DNA and heredity. You want it apply for the grant money to continue your internship research project. You thought it would help your case if you research projects where DNA research is being applied wi ...continues

IS THIS SCIENCE?

1. IS THIS SCIENCE? Promotional materials for a sports drink say that "water is not enough" for people who are exercising and that it's important to instead consume a liquid that contains flavoring, carbohydrates, potassium and sodium. Do you think that consuming a sports drink after exercise can help maintain homeotasis? E ...continues

Factors for population growth, carrying capacity, competitive exclusion principle, ecological niche

1. What factors are responsible for rapid population growth in developing countries? What actions might slow or halt this growth? 2. Why is the concept of carrying capacity difficult to apply to human populations? In reference to human population, should the concept be modified to include quality of life? 3. IS THIS ...continues