Which of the following is the best example of a community? a. a nest of mockingbirds, some bullfrogs, a pond, and a sandy shore b. bees and wasps around a group of purple cornflowers c. a warm, humid climate with plenty of rainfall

How are the tortoises that darwin observed on the galápagos islands similar to the anoles that losos studied

Which ideas did your answer contain? check all that apply. no food for organisms no oxygen in the atmosphere no trees or flowering plants no products based on trees or plants (building materials, medicines, fuels, fibers) no fossil fuels

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.