Amphibians

what events had to happen to lead to this transition to land from water?

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above

What function does a limb serve in each animal how are the limb bones of the four animal similar based on the similarities what can be inferred about the evolution of the poor animals