What are major levels of classification? select the two correct answers.

group

species

genus

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

Long term exposure to waves can cause sunburns and skin cancer.

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?