LMS is very rare human hereditary disorder resulting in spastic para paraplegia and mental retardation. LMS is caused by a recessive allele with Mendelian inheritance. A couple, Ross and Rachel would like to have children. However, Ross’s great-great grandfather was known to have had a daughter(from a previous marriage, not […]

Q1. If a single heterozygous plant is selfed, and its descendants are selfed continuously thereafter, how many generations would it take to achieve approximately 98.4 percent homozygotes? Q2. Two organisms, each with the genotypes TtGg, mate. The chance of producing as offspring that has the dominant phenotype for height (T) […]

The hemoglobin beta locus has a second variant besides hemoglobin beta S, called hemoglobin beta C. A survey turned up the following genotype frequencies for the A and C alleles.AA AC CCGenotype counts: 25,374 1,737 108A) Estimate the fitness of each genotype using the same technique we used for the […]

1. What are some of the genetic factors that contribute to aging?2. What happens to our chromosomes as they get older?3. What are some possible genetic treatments to slow down the aging process? Genetically Modified OrganismsDescribe one specific example of a genetically modified organism (GMO). This may be a plant […]