Match the following chemicals with their descriptions.1. abscisic acid chemicals produced by plants that stimulate stem elongation, seed germination,

Match the following chemicals with their descriptions. 1. abscisic acid
chemicals produced by plants that stimulate stem elongation, seed germination, and flowering
2. auxins
chemicals produced in plants that are characterized by their ability to induce cell elongation and cell division in stems
3. cytokinins
chemicals that help plant cells divide
4. ethylene
the hormone that promotes ripening of fruit or blooming of flowers
5. gibberellins
the hormone that regulates survival functions of a plant, such as the opening and closing of stomata

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  1. Aneutral atom must have the same number of neutrons and protons? no, they must have the same number of protons and electrons

  2. measuring light intensity

    light meters can be used to measure light intensity. the meter is held at the soil surface and pointed in the direction of the maximum light intensity, and then the meter is read.

    errors can be made when measuring light intensity by accidentally shading the light meter. the reliability of the results can be checked by taking many samples.

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