Which of the following statements about mendelian genetics is false? select one: a. alternate forms of genes are called alleles. b. a locus is a gene's location on its chromosome. c. only two alleles can exist for a given gene. d. a genotype is a description of the alleles that represent an individual's genes. e. individuals with the same phenotype can have different genotypes.

Red blood cells are responsible for transporting oxygen in the blood. people with sickle cell anemia were born with a defective gene that results in sickle-shaped red blood cells. individuals with the disease often suffer pain in their extremities due to the build-up of these cells causing blockages in the blood vessels. the shape of the blood cells also reduces the amount of oxygen transported in the blood.