<span>The factors that turned ferns into fossil fuels over thousand of years are pressure and heat.Ferns live in swamp forests, when they died and decayed they formed layers at the bottom of the swamp. Soil and water will built up and the heat and pressure would cause the decayed ferns to change over thousands of years, continuing to decay in the absence of oxygen will turn the fern into fossil fuels. <span>
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Answer:
Acquired immunity is immunity you develop over your lifetime. It can come from: a vaccine. exposure to an infection or disease. another person's antibodies (infection-fighting immune cells
1) anatomical similarities
2) embryonic development
3) vestigial structure
4) comparative anatomy
Answer:
the Revenue Act - imposed a tax on goods, such as tea and paper, imported from Britain
the Declaratory Act - established Parliament’s absolute sovereignty over the colonies
the Quartering Act - required colonial assemblies to raise money for British soldiers’ supplies
the Stamp Act - attempted to generate revenues to fund the British military stationed in the colonies
Explanation:
Answer:
energy consuming process is called respiration