What is the breakdown and discharge of the soft uterine tissues and the unfertilized egg called?

Ascientist separates a population of mice into two groups. what would most likely increase the rate of speciation in this population. a. teach the two groups different tricks b. allow the two groups to breed with each other c. put the two groups in different environment d. have the two groups live in identical ecosystems

Describe two recent or ongoing space missions.

What environmental cues and landmarks do the geese use to determine the timing and direction of their migration over the mountains? how do they find their way?