#Question id: 5769
#Unit 8. Inheritance Biology
A hybrid allotetraploid species (2n = 60) was backcrossed to one of the suspected parents (2n = 30). When the F 1 underwent meiosis, the prophase chromosome configuration was examined. If the guess about the suspected parent is correct, what would the chromosome configuration look like?
#Question id: 5770
#Unit 8. Inheritance Biology
Fragile X syndrome is caused by
#Question id: 5771
#Unit 8. Inheritance Biology
XXY is a condition known as
#Question id: 5772
#Unit 8. Inheritance Biology
A missense mutation in Neurospora will revert by treatment with nitrous acid (causes transversions), but not by hydroxylamine (causes AT -> GC transitions). The original mutation (not the reversion) must have been
#Question id: 5773
#Unit 8. Inheritance Biology
Which of the following is not an effect of a mutation?
#Question id: 5774
#Unit 8. Inheritance Biology
Two healthy people have a child expressing a genetic condition caused by a dominant allele. What can you conclude about this situation?