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In 200 words, write a report about the common cold virus, Rhinovirus. You may include such things as reproduction,transmission, effective medicines, etc. Or you may decide to writeabout it from an additional perspective. Remember to cite anysources you use in your research.
Why do all life forms need nutrients? Give at least two reasons. 6. Describe the difference between a food chain and a food web.
Which of the following is an exception to the central dogma of molecular biology?
How many bacterial cells would you expect to see if you plated the entire solution on one Ampicillin-treated plate and incubated them for one hour?
Why do leaves change color in the fall and what is difference between bilateral and radial symmetry? Give 2 examples of organisms for each type.
In a cross in Drosophila, a female heterozygous for the autosomally linked genes a, b, c, d, and e was testcrossed with a male homozygous for all recessive alleles.
Why are molecules that block oxidative phosphorylation and the electron transfer chain such dangerous ad potentially deadly poisons?
Draw a negative feedback loop showing how sympathetic and parasympathetic nerves are affected in someone experiencing a fall in blood pressure (the initial stimulus). Keep in mind that the sensor detects the fall in blood pressure.
What are the various volumes in the mammalian lungs measured by spirometry?
Why is a percentage scale used for the x-axis rather than actual ages? A) Researchers don't know the maximum life span of the organisms. B) This scale allows you to compare species with widely varying life spans on the same graph.
Target identification can be technically challenging probably not as random as mutagenesis. What is essential for effective chemical genetics.
The drug dideoxycytidine, used to treat certain viral infections,is a nucleotide made with 2’,3’-dideoxyribose. This sugar lacks –OH groupsat both the 2’ and 3’ positions. Explain why this drug stops the growth of a DNA chain when added to DNA
Explain the how Natural Killer Cells and Cytotoxic T-cells recognize that a cell is infected with a virus and kills the infected cell and how antibodies recognize and neutralize viruses or target viruses for destruction.
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