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Q4: The male gametophyte of angiosperms<br>A) usually requires
Q9: Which of the following is not a
Q12: Gibberellins do not have a major effect
Q27: Life<br>A) may have originated outside Earth.<br>B) required
Q90: The process of ion exchange is the
Q93: The double-helix formation of DNA is caused
Q95: Which of the following suggests that plants
Q111: What is the biggest difference between a
Q116: In the seed, nutrients for the seedling
Q125: Which statement about heat shock proteins is