Help! asap! word bank: root system, root hairs, vascular system, xylem, shoot system, stem, leaves, stomata
1. describe the path a molecule of water would take from the soil until it exits one of the leaves through transpiration (7):
2. describe the path a molecule of glucose would take from when it was made during photosynthesis until it was stored in the roots (6):

*side note: the parenthesis with numbers is the number of words from the word bank you must use*

2. which is the last step in the scientific method?

What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna

During crossing-over, a. genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles. b. nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. c. one homologous chromosome of a tetrad is exchanged with another tetrad, resulting in new combinations of alleles. d. sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. e. genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.