Whales communicate with other whales by making low-frequency sounds. They
navigate by making high-frequency sounds that echo back to them. Military sonar
systems on ships produce sounds as loud as 200 dB, and these sounds travel
great distances across oceans. Describe how such systems might affect whales.

Forensic nursing is a medical-specialist career that grew out of a response to divorce in society. true false

How do you think earths interior affects what is happening on the surface? 2. how do fossils support the continental drift hypothesis? 3. how does sea- floor spreading support the hypothesis of continental drift? 4.what do scientists observe when they studied the magnetic fields of rocks on the sides of mid-ocean ridges? 5. what is a tectonic plate ? 6. explain mantle convection 7.how can movements of the continents affect earths climate? 8. what occurs during drifting?

What do we call the process when two dominant alleles are expressed and do not blend? a.incomplete dominance b.codominance c.multiple alleles