Tagged Questions
2
votes
1answer
51 views
Hardy-Weinberg Equilibrium: To compute probability of finding two siblings (random mating)
I've been working a little with M. G. Bulmer's Principles of Statistics (Dover, 1979) and cannot see how to properly compute half of one question. This should be a basic probability computation, but I ...
1
vote
1answer
55 views
Two brown-haired people have two children, P and Q. P has blond hair. Q has brown hair. What is the probability that Q is heterozygous?
Two brown-haired people have two children, P and Q. P has blond hair. We therefore believe that each parent is heterozygous and that blond hair is a recessive trait.
Q has brown hair. What is the ...
4
votes
2answers
417 views
What are the advantages and disadvantages of using beta-galactosidase compared to luciferase as a reporter gene?
In the University labs, we have used Beta-galactosidase as a reporter gene to quantify the expression initiated by the stress-response promoter in yeast. This was done by exposing one of the two ...
1
vote
0answers
34 views
How many pandemic H1N1 2009 virus sequences were submitted by the Indian NIV as of May 10, 2010? [closed]
The handout I was following is maddening. It says; "Go to the NCBI home page and select 'All Resources (A-Z)' and choose GenBank. Follow the NCBI Flu Resource link to determine how many pandemic H1N1 ...
4
votes
0answers
41 views
Determine which gene is in the middle complementation [duplicate]
Possible Duplicate:
Crossing mutant strains on minimal media problem
I'm studying this problem for my genetics final:
My Attempt: The answer for part B is met2 and the answer for part C ...
1
vote
0answers
70 views
How to find Dmax (genetics problem) [closed]
My attempt: I'm not sure this is right but this is what i did. I found the allele frequencies to be:
A=0.4
B-0.3
a=0.1
b=0.2
I think to find Dmax I just multiply the two alleles with the larges ...
7
votes
1answer
138 views
Finding DNA from Amino Acid sequence problem
My attempt: First I took the single letter AA codes and made them amino acids. So, the first one is Trp which is 5'-UGG-3'. From this I got the DNA sequence 3'-CCA-5'. However, the correct ...
3
votes
1answer
136 views
Predicting progeny of recessive mutations using recombination
I was asked this question on a test and got it wrong, but I'd like to know how to do it. The answers are shown in the blanks below:
You are studying two recessive mutations in the fruit fly D.
...
3
votes
1answer
3k views
Pedigree Probability of Autosomal Recessive Trait
Here is a pedigree:
The trait is autosomal recessive.
The question is: What is the probability that the bottom 2 people (4 and 5) have a child with the trait?
I tried doing ...
5
votes
1answer
349 views
Genetic carrier Pedigree of Recessive Traits
A human male and female couple with normal colored ears discover that, in both of their families, their fathers (who have normal ears) each had siblings with red ears. Red ears is a rare autosomal ...
