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What characteristic of life is related to a organ transplant

Rachel ate a piece of fruit and happened to drop the seeds in her backyard. after a few weeks, she saw a small plant with flowers growing in the backyard. which group does this plant belong to? a. angiosperms b. gymnosperms c. pteridophytes d. bryophytes e. chytrids

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

24. how are vaccines used to keep people healthy?