What exactly is the significance of the abbreviation DFR?

What are similarities between Jacob Syndrome and Patau Syndrome?

Difference between klinefilter syndrome and turner's syndrome?

What is the sequence of the sister and the patient?Were you able to identify the mutation?

What is the genetic basis and phenotype for each of the following disorders: a) Edwards syndrome b) Patau syndrome c) Klinefelter syndrome d) Down syndrome.

Jonah and Jana are siblings. Jonah has the genetic disorder cystic fibrosis, caused by inheriting one copy from each parent of a mutation in the CF gene. Jana does not have cystic fibrosis. Which of the following statements is/are true? (Select all that are true)   a)Jana does not have the gene that when mutant causes cystic fibrosis. b)Jana has the gene that when mutant causes cystic fibrosis. c)Jana has two copies of the allele that causes cystic fibrosis. d)Jana does not have two copies of the allele that causes cystic fibrosis.

Could you please help me part d on this problem? Thank you!

Of the following, which supports the idea that alcoholism has no genetic or a low genetic component? a) Some strains of mice select alcohol over water 75% of the time, whereas others shun alcohol. b) The concordance value is 55% for MZ twins and 28% for DZ twins. c) Biological sons of alcoholic men who have been adopted have a rate of alcoholism more like that of their adoptive fathers. d) There is a 20% to 25% risk of alcoholism in the sons of alcoholic men. e) None of these.

Kindly answer the question in the picture