2. The dates shown in the diagram above refer to the
ages
of
SC.7.L.15.1
A original material.
B
trace fossils.
C igneous rock layers.
D sedimentary rock layers.

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

What is the correct order of cell division? include what happens in each phase

Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. once a virus gains entry into the body, it invades a host cell in order to? a. synthesize antibodies for defense b. deactivate the host cell's defenses c. access cell processes for reproduction d. metabolize host proteins and grow