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- A characteristic has a narrow-sense heritability of 0.6.a. If the dominance variance (VD) increases and all other variancecomponents remain the same, what will happen to narrow-senseheritability? Will it increase, decrease, or remain the same? Explain.b. What will happen to broad-sense heritability? Explain.c. If the environmental variance (VE) increases and all other variancecomponents remain the same, what will happen to narrow-senseheritability? Explain.d. What will happen to broad-sense heritability? Explain.How are the standard deviation and variance related to each other? How are they different than just measuring the range? Can plot samples of dandelion cover from two different locations have the same mean but different variance? Explain. Can you answer question 3? Thanks.Calculate the Variance of the following data set: 10, 15, 13, 12, 14
- 86 In a population of 466 individuals, a locus has two alleles: T and t. If 108 individuals have the tt genotype, and the locus is at Hardy-Weinberg equilibrium, what is the frequency of the TT genotype? Round your answer to the second decimal place.I'm needing help with part 1 through 3, please The data of Sugar Water and Plain Water: mean # of drops variance degrees of freedom t stat t crit (from the table) plain water 25.3 17.221 38 -4.01 2.0261 sugar water 21.3 21.256 1. Make a statement about t stat in relation to t crit. And what is the p-value? 2. Is there a statistically significant difference between the mean values (mean # of drops) of the sugar and plain water? Give your "yes" or "no" answer and the supporting evidence. 3. Hypothesis: The surface tension of plain water is higher than the surface tension of sugar water. Do these results support or refute the hypothesis about the effect of dissolving salt in water on surface tension?(a) Explain sensitivity and selectivity in terms of true and false positives. (b) What is the advantage of a Needleman-Wunsch alignment compared to a seeded alignment? (c) What does the expectation parameter mean in local alignment? What will happen if the expectation value is increased from its default value of 10 to a 100?
- 17) In chi-squared analysis... A. If the observed data exactly agree with the predictions of the hypothesis, then we expect the p-value to be (1.0, 100, less than 0.05, 0, greater than 0.05) B. If the observed data closely agree with the predictions of the hypothesis, then we expect the p-value to be (1.0, 100, less than 0.05, 0, greater than 0.05) C. If the observed data do not at all agree with the predictions of the hypothesis, then we expect the p-value to be (1.0, 100, less than 0.05, 0, greater than 0.05) Chose one from the parenthesis for each question.1. What is the independent variable for figure 1? 2. What is the dependent variable for figure 1? 3. What type of Graph is this? Why did the authors choose this type of graph to display their data?QUESTION 21 Which of the following can the results of a QTL tell you? a. The specific causative gene or genes underlying a trait you are studying. b. The heritability of your trait and how much the heritability is influenced by environment. c. Identify haplotypes associated with specific traits of interest in other populations. d. Identification of regions of the genome that are associated with a trait.
- Two different varieties of potato plants produce potatoes with thesame mean weight of 1.5 pounds. One variety has a very low variancefor potato wieght, and the other has a much higher variance. A. Discuss the possible reasons for the differences in variance.B. If you were a potato farmer, would you rather raise a varietywith a low or high variance? Explain your answer from apracticalpoint of view.C. If you were a potato breeder and you wanted to develop potatoeswith a heavier weight, would you choose the variety witha low or high variance? Explain your answer.6. In solving problems 1-4, you made some predictions of TRCs based on the genotypesof the individuals involved. Suppose we could measure the TRCs for some people withthose genotypes and found the actual values to be different from those predicted by yourcalculations. How would you explain these discrepancies?If the chi-square value is 0 under the degree of freedom 1. What could be the interpretation and does it fit in the population of Hardy-Weinberg equilibrium?