Fossil fuels are commonly used as an energy source for transportation vehicles. Burning fossil fuels has led to more carbon dioxide in the atmosphere and dissolved in seawater. Which of the following describes how burning fossil fuels is most likely to impact marine organisms?

Nerve cells are specialized to respond to stimulitrue or false?

Which of these is true of the cytoplasm of an unfertilized egg? a. it is an unevenly distributed mixture of mrna, proteins, organelles, and other substances. b. it does not contain substances that are important in directing development. c. these substances are supplied by the sperm. d. it does not contain substances that are important in directing development. e. development is directed solely by the surrounding cells. f. it is a homogeneous mixture of mrna, proteins, organelles, and other substances. g. it does not contain substances that are important in directing development. h. these substances are produced by the dna of the fertilized zygote.

Urban areas use energy than rural areas, mostly because so many more people live there. a) solar power b) more; in total c) less; in total d) an electric furnace