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Explain the significance of meiosis in sexual reproduction

The law of thermodynamics states that energy can't be created or destroyed. to natural sources of energy on earth are the

Which of the following is an example of competition a. the leaves of a tree prevent a small shrub from getting sunlight. three species of birds feed a different heights in the same tree. b. three species of birds feed at different heights in the same tree c. zebra and giraffe’s feed on different grassland plants d. cats living in two different homes eat the same brand of cat food.