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1. The diagram below shows the DNA elements and associated factors that comprise the lac operon. Examine the diagram and answer the questions below
a) List all the elements in this piece of DNA that act in cis.
b) List all the elements in this piece of DNA that act in trans?
c) Where would the mutation occur in the IS situation? Would the IS mutation act in cis or in trans?
2. Epigenetic tags turn genes on or off in response to cell signals, creating a dynamic layer of control called the epigenome. Do you expect the epigenome of a kidney cell and a brain cell to be the same? Different? Explain. How about the epigenome of a newborn brain cell and the corresponding brain cell of their parent?
3. Comparative genome analyses reveal a surprising constancy in genetic content: vertebrate genomes have only about twice the number of genes that invertebrate genomes have, and the increase is primarily due to the duplication of existing genes rather than the invention of new ones. How, then, has evolutionary diversity arisen? Comment on these observations.
q1. describe oxidative and non-oxidative branches of the pentose phosphate pathway and distinguish between these
The Associate Degree in Nursing program at College is designed for individuals with significant clinical health care experience. Describe your plan for socialization into the role of the professional nurse
Research protist parasites in the Genus Giardia. Scientists have proposed that these organisms represent the "missing link" between prokaryotes and eukaryotes. Explain the cellular structure of Giardia and describe how the cells are alike to typical ..
explain connection btw A & P within the human body; basically how do they influence one another?
what is the purpose of continuously heating and then cooling the material in the process of polymerase chain reactions?
Volcanoes can destroy an ecosystem by killing the plants, wildlife, and affect the weather. These are major effects that can destroy an ecosystem. We need plants for medicine purpose as well as tree's for fresh breeze. The volcanoes can rejuvinate th..
how does the body make necessary changes in intrapulmonary pressure to main normal air flow when experiencing exercise induced asthma?
ATP synthesis is a crucial process in cellular metabolism. - In just a page or two describe the process of ATP synthesis.
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Over the last 100 years, the number of elk in Yellowstone has varied in part because of the limited availability of winter food sources and many types of predators, including wolves (eliminated in 1926 and reintroduced in 1995), grizzly bears, coyote..
What proportion of male children in a large family will finally develop baldness in a marriage where both husband and wife are heterozygotes with genotype HnHb?
How many different types of gametes can be formed by individuals of the following genotypes? What are they in each case a) AaBb b) AaBB c) AaBbCc d) AaBBCc e) AaBbcc f) AaBbCcDdEe
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