Answer the following statements true (T) or false (F)

1.The first step in germination of a plant seed is the absorption of water.
2.Jasmonic acid is a plant hormone that activates a plant's defenses against predators.
3.Abscisic acid is a plant hormone that activates a plant's defenses against predators.
4.Cytokinins are plant hormones that stimulate the ripening of fruit.
5.A farmer might use gibberellins to stimulate stem elongation in plants, thereby increasing the crop yield in some plants.


1.TRUE
2.TRUE
3.FALSE
4.FALSE
5.TRUE

Biology & Microbiology

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Which group of organisms has an exoskeleton?

a. annelids b. arthropods c. cnidarians d. roundworms e. flatworms

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Nuclear signaling is slowed down by CREB.

a. true b. false

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__________ secrete products such as sweat or digestive enzymes through ducts. Fill in the blank(s) with the appropriate word(s)

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