Which of these lists organizes the parts of a complex organism from most basic to most complex?
a. cell - organ - tissue
b. tissue - cell - organ
c. cell - tissue - organ
d. organ - tissue - cell

Tay-sachs disease is caused by a mutation in the hexa gene located on chromosome 15. tay-sachs follows an autosomal recessive pattern of inheritance. with the of the diagram, identify which of the offspring will be an unaffected carrier. a diagram showing the genes of parents who are carriers of tay-sachs disease a. a, b, and c b. b and c c. a and d d. a e. d