Are Leaf vein patterns in diocot flowering plants are parallel?

Why does the water in which cut flowers sit for several days smell so bad? What has a mass of 3 grams? Which one is more flamable Carbon or Nitrogen? What is the imaginary line that runs north to south at 0 degrees and what does it measure? Which trait of good leaders causes them to have deep concern for others? How many of the zeros in the measurement 0.000 040 200 m are significant? What does redshifting star mean? Do black-footed ferrets live in packs? Convert 4 ounces of dry maccarroni into cups? Does cytoplasmic streaming requires AtP? Does Mercury have a large crater area in it? Is the great Australian bight a large area of the ocean that is partially surrounded by land? Can you think better when you go to the toilet? How is relative time of geologic events recorded? Which two process lead directly to the formation of breccia and conglomerate? When three elements are present in a compound and one of the elements is oxygen the name of the compound ends in? How many watts can handle 18 AWG wire carry? What material is stronger and lighter then aluminum? How can a substance have no melting point or boiling point? When did Antoine lavoisier name the periodic table?