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Discussion Topic
Natural Selection
A novel fungicide is introduced and widely applied to cereal crops. After five years, resistant genotypes of the fungal pathogen are detected at a frequency of about 1%; resistance is widely distributed across the pathogen's range. Within two years, these have become so common that the fungicide becomes worthless.
Explain how this pattern can be explained by the basic features of natural selection. Include in your answer:
What is a species? What do genes have to do with evolution
The technical advances covered in Chapter 15 are creating a host of medical and moral issues that we will all have to confront. Briefly discuss the four major aspects of biotechnology, including at least two examples of how biotechnology can help ..
If a transferrin receptor has a cross-sectional area of 50 Angstroms X 100 angstroms (5x10nm), and how many receptors could be accomodated in a 100nm clathrin-coated vesicle assume that only 50% of surface area can be occupied by proteins.
q1. mr. sanchez makes an appointment to see his doctor for pain in his abdominal area. tests and x rays reveal kidney
a 37-week-old infant was delivered by cesarean section and discharged from a connecticut hospital when he was 10 days
Review the genetics of self-pollinated species and understand the breeding methods commonly used for self-pollinated crops.
Some human pathogenic bacteria are resistant to most antibiotics. How would you prove a bacterium is resistant to antibiotics using laboratory culture techniques?
produce a family tree for at least three generations of a famous family such as the martin luther kingbushes clintons
Consider the following metabolic reaction: What is the (delta)G for this reaction when the concentration of 2-phosphoglycerate is 0.290 mM and the concentration of 3-phosphoglycerate is 2.90 mM at 37C?
Phosphatases identify substrates by
A fruit fly population has a gene with two alleles, A1 and A2. Tests show that 70% of the gametes produced in the population contains the A1 allele. If the population is in Hardy-Weinberg equilibrium, what proportion of the flies carry both A1 and A2..
there are at least 64 different forms of vitamin e differing in their biological activity .what are the three different
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