31Which part of the plant conducts water from roots to leaves?APhloemBCambiumCXylemDStomataView AnswerDiscussWorkspaceReportSaveEasy
32Who first observed and named cells?AMatthias SchleidenBRobert BrownCAnton van LeeuwenhoekDRobert HookeView AnswerDiscussWorkspaceReportSaveEasy
33Which of these animals is cold-blooded?APigeonBFrogCDogDWhaleView AnswerDiscussWorkspaceReportSaveEasy