Which of the following class of biomolecules is NOT considered as a true polymer?

Carbohydrates
Lipids
Proteins
Nucleic Acids

The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.

Restless tectonic plates move (shift) between one and fifteen centimeters per year month day minute

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?