The model shown below represents the transfer of carbon through the atmosphere, soil, and biosphere. (Carbon cycle model)

A. Label “W” with “Respiration”
B. Label “Y” with Respiration”
C. Label “Y” with “combustion”
D. Label “W” with “combustion”

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