5. Traditional classifications tended to take into account primarily

A. extinct organisms.

B. RNA similarities.

C. DNA similarities.

D. visible similarities and differences.

2. If scientists identify an animal with bilateral symmetry and no segmentation, which phylum can it definitely not belong to? A. Roundworms B. Annelids C. Mollusks D. Flatworms

Where does the oxygen we breathe come from according to the process of photosynthesis?

What best illustrates a result of natural selection?

What are the consequences of abundant populations of feral pig

What light intensity and CO2 level do you think will maximize the rate of photosyntesis?

Which two actioms happens when bonds in ATP moecules are broken

Which genetic condition is found at an unexpected high frequency among the hopi native americans?

Which substance is considered a building block for all living things? hydrogen glucose carbon protein

2. What determines the distribution of plants around the world?

Mitosis No. of cell divisions