Which statement best describes the distribution of earth's natural resources? a. resources are evenly distributed across the planet. b. most resources are typically used only where they are found. c. all people and cultures have access to the same resources. d. many types of resources are unevenly distributed across the world.

Select the correct answer. 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

Freckles are a dominant trait in humans. both of the girls have the genotype ff for freckles. if either one marries a man with no freckles, what are the chances that their children will have freckles?

How does the nervous system affect the excretory system?