A pedigree is shown below. Key
1
2
3
4
O Female
11
Male
2
Hemopiliac Male
2
3
Considering that hemophilia is caused by an X-linked, recessive allele, which two individuals in the pedigree above must be carriers of hemophilia?

Look at the following answer choices and determine which belongs in the both category. testable, can be disproven explains natural phenomena, has evidence to support it prediction, tentative, one or more scientists working together well established, many different scientists working independently, highly reliable

The many volcanoes located along the edge of the pacific ocean make up the ring of fire. how does subduction play a role in the volcanic activity in the ring of fire?

Describe two recent or ongoing space missions.