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For each of the following, please explain in detail the major discovery/discoveries the person is known for. Make sure to give name of fossil, genus/species (official scientific name), discovery site such as country/location, and date of discovery. Each should be at minimum 2-3 sentences, up to a full paragraph.
In horses, the genes for white coat color and red coat color are codominant. Heterozygotes have a light red coloration, called roan.
Describe differences between stem structure in monocots vs. eudicots. Cover both primary growth and secondary growth.
Scientists can use mutants to study metabolic pathways. These organisms have mutation in gene encoding a metabolic pathway enzyme that results in inactivation of that enzyme.
Assume your professor handed you a test tube with 3.0 ml of an E.coli culture in it and told you to make a 10^(-3) dilution of the entire culture. Describe how you would do it.
1.paclitaxel is a anticancer drug. it stabilizes microtubules and as a result interferes with the normal breakdown of
Cell A secretes Substance M. Substance M travels via the blood and reaches cell B. Substance M binds to a receptor on the surface of cell B. Cell B responds by increasing its production and release of Substance N.
Mutations can be beneficial, deleterious or neutral. How would you design an experiment to evaluate the relative proportion of the different kinds of spontaneous mutations in an organism (2)?
Compare and contrast exergonic and endergonic reactions.
Calculate the size of the smallest resolvable object if 600-nm lightis used to observe a specimen with a 100oil-immersion lens having a numerical aperture of 1.32. How could resolution be improved using this same lens?
Select a specific gene and a specific alteration. Explain the effects of the modifications and why it might contribute to the cancer.
In an enzyme catalysed reaction, if the activation energy of the transition state is decreased, which of the following will occur?
Hormonal methods for women, beginning with the first oral contraceptives in 1960, and the subsequent development of intrauterine devices and modern surgical sterilization, led to the development of a family planning services community focused on w..
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