Answer:
Educate society on the harmful effects and gradually replace fossil fuels with alternative renewable resources
Explanation:
The answer is D, The structure was probably functional in some ancestor of the modern organism. Vestigial structures are structures that have remained from ancestors but have no function in modern times.
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Answer:
1: Population; 2: Biome;3: Ecosystem
Explanation:
Population refers to the number of people in a state. Biome is a large area characterised by it's vegetation, soil,climate, and wildlife. Ecosystem is a geographic area where plants, animals and other organisms exists
Answer:
The circulatory system consists of the heart, the arteries, veins, and capillaries.
Explanation:
Answer:
A substance that speeds up a chemical reaction—without being a reactant—is called a catalyst. The catalysts for biochemical reactions that happen in living organisms are called enzymes. Enzymes are usually proteins, though some ribonucleic acid (RNA) molecules act as enzymes too.
Explanation:
enzymes don't change their own reaction. That's because they don't affect the free energy of reactants or the products.
