Sickle disease cell is a recessive genetic disorder. How many copies of the mutated gene (HbS allele) do you need to develop full blown sickle cell anemia? Please explain as well

If a bot gets first, Ill give the person who gives a correct answer 20 points and brainliest.

This is due ! matching pairs of chromosomes from parents are called a. homologous chromosomes b. heterozygous chromosomes c. herterogenes d. homologous bands

Which food could be transported in a galvanized metal container?

Amino acids contain the elements carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. of the 20 amino acids found in humans, 11 are called "nonessential" because they can be manufactured by the body when needed. which elements in these 11 amino acids are commonly obtained from the metabolism of sugar molecules?