Sickle cell disease results from an amino acid change from valentine to glutamic acid. the result of this amino acid change is a deformed hemoglobin protein that does not carry oxygen well. what type of genetic mutation caused the amino acid change in a person with sickle cell anemia? a. frameshift mutationb. silent mutationc. nonsense mutationd. missense mutation

Adescription of a type of bio biotechnology (genetic engineering, cloning, or artificial section) one benefit or one risk for the individual (based on whether you are for or against it) one benefit or one risk for society (based on whether you are for or against it) one benefit or one risk for the environment (based on whether you are for or against it)

Which plate boundary causes plates to collide forming mountain ranges, volcanoes, and island arcs? give an example of this type of plate boundary. 2. at which plate boundary do rifts and mid-oceans ridges form? give an example of this type of plate boundary. 3. at which plate boundary do plates slide past each other while moving in opposite directions? give an example of this type of boundary.

What is required in the genotype of an individual to show a recessive trait? a.two recessive alleles b.at least one recessive allele c.no recessive alleles