The single stranded nucleic acid is

Hummingbirds drink nectar from flowers, while robins eat plant seeds. what does this reduce?

The bacteria inside a tube worm would be analogous to what organism in the ocean ecosystem near the waters surface? a. photosynthetic algae b. shrimp c. clown fish d. parasitic lamprey

When a population split into two subgroups what is most likely to cause the subgroups to develop different traits?