Which lists the correct order of evolutionary history? crabs, jellyfish, reptiles
mammals, amphibians, crabs
vertebrate fish, crabs, mammals
jellyfish, reptiles, mammals

Q: a pair of homologous chromosomesa) always has the same genes and the same allows b)always has the same genes c)always has the same alleles d)never has the same genes

Which organelle releases chemicals that break down large food particles into smaller ones?

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis