Which supports the hypothesis that life has changed over time? a. the atmosphere from today and years ago is different. b. the length of a giraffe's neck is longer than those in generations of the past. c. prokaryotic and eukaryotic cells differ in that both do not have a nucleus. d. organisms differ from each other around the world.

What are ways that ordinary people can to keep antibiotic resistance from getting worse?

Before classifying insects into different orders,review the larger classification for insects: • kingdom: animalia • phylum : arthropoda • class : insecta conduct research online to determine the characteristics an organism must have to be classified in each of the taxonomy levels shown. note the characteristics you find in the answer space.

Which activity occurs during the process of photosynthesis?