Where does pericarp tissue originate?
A) ovary wall B) seed coat C) coleoptile D) endosperm
A
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Si la cubierta de un codo está marcada con 3 x 1-1/2 LR, ¿qué tipo de codo es?
a. Prefabricado b. Estándar c. De radio corto d. De gajos
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How should you use a voltmeter when you do not know the voltage available to the equipment being worked on?
What will be an ideal response?
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Indoor plants respond to water that is slightly ____ in pH
a. alkaline c. high b. mineral-heavy d. low
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What are free electrons?
A) Electricity that the power company does not charge for B) Electrons that are no longer bound to their atom C) Electrons that escape from conductors into the surrounding air D) Electrons that flow without any energy input
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