Answer:
Both reptiles and amphibians are poikilothermic, which means that they cannot regulate their own body temperatures internally
Answer:
Proteins can be catalysts which help to reduce the energy used in a chemical reaction or speed it up. Proteins can help carry oxygen throughout the body in the form of hemoglobin
Explanation:
Answer:
Lakes and rivers provide Canadians not only with drinking water, food, transportation networks and recreational opportunities, but also with hydroelectricity. In fact, Canada is one of few countries around the world to rely on hydropower for more than half of its electricity needs.
Explanation:
The answer could be either B or D. Both are important for marine biology. I would have to say D is the best answer though!