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In year of 1999, 4,458 women were screened for cervical cancer and 72 were found to have CIN 3 stage or above (diagnostic of carcinoma of the cervix or carcinoma-in-situ). The women who did not have cervical cancer were re-screened in 2004 and another 40 cases were diagnosed.
a) Explain the prevalence of the cervical cancer in 1999 and 2004?
b) Specify how many women were at the risk of developing the cervical cancer before being screened in
i) 1999, and
ii) 2004.
c) Describe the incidence of cervical cancer within these women? Is this a measure of cumulative incidence or incidence rate?
Assume that, on average, each of 30 women who were diagnosed along with cervical carcinoma did so half-way through during the five-year period.
d) Find the total number of person-years at the risk of developing cervical cancer at the time of five years.
e) State the incidence rate of cervical cancer in these women?
A cell biologist cautiously measured the quantity of DNA in grasshopper cells growing in cell culture. Cells examined throughout the G2 phase of the cell cycle contained 200 units of DNA. What would be the quantity of DNA at G1 of the cell cycle in o..
Describe the process of the bioremediation in detail. Write down an essay on the topic of bioremediation.
Compare and difference wave summation with recruitme nt. How are they similar? Describe how wave summation and recruitment are achieved in the body.
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What are the most probable genotypes of the male and female parents? Give details the strategy used to determine the genotypes. What is the probability of the subsequently offspring having a spotted brown tail.
Structure and based analysis of proteins
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Carotenoids are frequently found in foods that are considered to have antioxidant properties in human nutrition. What related function do they have in plants.
How could you demonstrate experimentally that the selective antagonist binds the receptor specifically? Illustrate the experiment you would perform and also the controls you would contain.
Explain especially what happens to DCPIP and why and how. Explain results and purposes of each of the four tubes of solutions where the photosynthetic output of the Hill reaction was measured.
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Explain the events that occur when epinephrine binds to a G-protein coupled receptor in the membrane of a cell. Begin with the binding of the epinephrine and end with the activation of adenylyl cyclase.
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