AP Bio unit 2 Review Exam Questions with 100% Correct Answers

All cells have? Correct Answer DNA, Cell membrane, CHONPS, ribosomes, cytoplasm What are the two different types of cells? Correct Answer Prokaryotes and Eukaryotes What are the exceptions to the two cell types? Correct Answer Viruses (can not preform life activities on their own) made of: DNA, RNA, Protein coat Who has prokaryotic cells? Correct Answer -Eubacteria -Archaebacteria who has eukaryotic cells? Correct Answer -Animalia -Plantae -Fungi -Protista What 3 domains does the phylogenetic tree include? Correct Answer Eukarya, Archae, Bacheria What do prokaryotic cells include (other that what all cells have)? Correct Answer Cell wall, No nucleus, No membrane bound organelles, older, smaller, simpler, unicellular, circular DNA What do eukaryotic cells include (other that what all cells have)? Correct Answer some cell walls, nucleus, membrane bound organelles, younger, larger, multicellular and unicellular, linear DNA Very first living cells: Correct Answer -Prokaryotes -Heterotrophs (eats other things for energy) -Asexual reproduction -Anaerobic: does not need/use oxygen (O2 gas) -Have DNA Primordial soup Correct Answer A mixture of organic molecules in liquid water, created from an atmospheric gases on early earth RNA world hypothesis Correct Answer -Proposes that RNA was the precursor of life -Evidence: RNA can carry genetic information and can act as an enzyme Ribozymes Correct Answer a molecule made of RNA that can catalyze a chemical reaction