A woman who has a sex-linked recessive trait has a son with a man who does not have that trait.

Which of the following is true about their son?

Choose 1

(Choice A)
A
There is a 0% chance he will be affected.

(Choice B)
B
There is a 50% chance he will be unaffected.

(Choice C)
C
He can only be an unaffected carrier.

(Choice D)
D
There is a 100% chance he will be affected.

Who is “affected” When both parents are carriers for a recessive disorder, each child has a 1 in 4 (25 percent) chance of inheriting the two changed gene copies. A child who inherits two changed gene copies will be “affected,” meaning the child has the disorder.

Explanation:

answer: grassland biomes are closer to the equator and receive more rain.

grasslands are biomes that are dominated by grasses rather shrubs and trees. savanna are biomes that exhibit grasses, shrubs and small tree as vegetation. grasslands are located near the equator of the earth. these are found in north america. savanna biomes are found in africa, south america, australia and india. grassland exhibit moderate climatic conditions, it receives   amount of rainfall higher than savanna.   therefore, savanna exhibit dry and hot climatic conditions.