Hemophilia is an x-linked recessive disorder (xh) that is passed through generations and can be traced by using a pedigree.

a-carrier for hemophilia
b-expresses hemophilia
c-does not have hemophilia
d-expresses hemophilia and died of complications

it cools slower in the earth meaning the crystals have more time to form than lava on the surface

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.