Explain the process of respiration and differentiate between it and photosynthesis.
Energy flows and matter recycles through an ecosystem.
Recycling of Materials
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Explain that the same genetic information is copied in each cell of a new organism.
Recognize that cells use energy obtain from food, to conduct the functions necessary to sustain life, such as cell growth.
Explain that the way in which cells function is similar in all organisms.
Explain that cells repeatedly divide to make more cells for growth and repair.
Recognize that all living things are composed of cells, and explain that while many organisms are single celled, such as yeast, others, including humans, are multicellular.