Which element is found in proteins, but not found in carbohydrates?

a) carbon
b) hydrogen
c) nitrogen
d) oxygen

What was darwins theory of common decent

Select the word from the list that best fits the definition the temperature to which air must cool to be saturated

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?