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Q1 In pea plants, purple flowers are dominant to white and tall plants are dominant to dwarf.You cross plants that are heterozygous for both traits (F1 x F1).What fraction of the offspring would you expect to be tall and white?
A. 3/16B. 1/16C. 9/16D. 4/16 (1/4)
Q2 A cell with the genotype AaBBCcddEe undergoes meiosis.What is the probability of producing a gamete with both the A and C alleles in it?
A. 1/4B. 1/2C. 1/32D. 1/8
Q3 In a population of people off the coast of New Guinea, a recessive allele for albinism is quite frequent.One in 100 people of the population are albino and homozygous recessive for this allele.Assuming H-W, what is the frequency of people that are heterozygous for the condition?
A. 81%B. 18%C. 10%D. 50%
How many mls of 0.1 M NaOH would be needed to neutralize completely 250 ml of the 0.2M HA solution?
Describe specific extrachromosomal inheritance mechanisms associated with mitochondria, chloroplasts, and infectious particles. What type of experiments would you design to determine whether or not a particular phenotype is nuclear or extrachromos..
Which of the following could most likely be occurring in a population that is not evolving? (A population in Hardy Weinberg Equilibrium).
Draw and label the regulatory regions and transcriptional regions of a typical prokaryotic and a typical eukaryotic gene.
Provide a reason why it would be advantageous for eukaryotic cells to evolve elaborate internal membranes systems that allow them to import substances from the outside?
Assume you identify five members of a multi-gene family that are expressed in the same tissues. All 5 genes appear to be equally expressed in all tissues.
Why is the hydroxyl functional group of carnitine used when it is combined with a fatty acid and could any other functional group, in theory, be used?
How many gametes can be generated from an individual along with the genotype CCDd? Utilize a drawing to display the possible ways homologous chromosomes can orient themselves.
Explain whether the inflammation a natural immune response? Explain if it is a bad thing? Why or why not? Describe in your own words the inflammatory process.
Why do you think that some of the cells in certain flasks looked healthier than other ones? What is present or absent in the growth media of the different flasks that can make a difference?
A reaction has been developed to be carried out in the 5 ml total volume. It need a final glycine concentration of 20 µM. If the protocol enables 200µl for glycine addition, state the amount of the concentration would you make up the stock solutio..
Explain how turgor pressure (water concentration) regulates opening and closing of stomata. What other factors are involved in controlling stomatal opening and closing?
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