Hemophilia is inherited as a sex-linked recessive trait. A man with hemophilia marries a women who is a carrier for the trait. What is the probability that their children will have hemophilia?

Which of the following is not permitted in a roundabout? a. using your turn signal b. following the rules of right-of-way c. driving at the speed limit d. changing lanes

The biome pictured above is found in areas such as kenya and south africa. the land is grass-covered with very few trees and gazelles and other grazers are common here. why does this biome have a low population of trees? a) large grazing animals destroy the trees. b) it is a deforested rainforest with poor soil. c) it has high temperatures and low precipitation. d) it has a long rainy season followed by flooding.

Describe a situation when you used a text reference successfully to preview, prepare for, review or locate information you were learning.