What are the relationships between an organism and its environment?

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

Complete the possible outcomes for each generation in the pedigree chartaa aa aa

If two parents who's blood types are both b produce a child that has blood type o, what can you say about the parent's genotybes? oa) one is ii ob) one is ibi oc) both are bi od) nothing, this is impossible