you got them correctly gods jod
Fungi contain cell walls made of chitin.
Answer:
Animals and plants need to get rid of carbon dioxide gasses through a process called respiration carbon moves from fossil fuels to the atmosphere when fuels are burned the ocean and other bodies of water absord some carbon from the atmosphere the carbon is dissolved into water.
Answer:
True. The heart contracts twice per heartbeat. One contraction is the ventricular and the other one is the artrial.