The change in life over time is partly told by fossils mainly in which type of rock layers? a) metamorphic b) clastic c) igneous d) sedimentary

The use of dna as evidence in criminal investigations became possible because of the

What statements describe a host organism?

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