I need help with the Punnett square

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

Hydroelectric uses moving water to do work such as grinding grains in a mill true or false

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