The three stages of seed development observed in most plants are ________, ________, and ________.
Fill in the blank(s) with the appropriate word(s).
histodifferentiation, cell expansion, maturation drying
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Today, radiation processing is most often done with electron machines or radioisotope sources such as ____. ?
A. ?cobalt-60 B. ?uranium C. ?plutonium D. ?radium
This type of cam is used when it is necessary for the follower to move in a path parallel to the axis of the cam.
a. plate cam b. face cam c. cylindrical cam d. drum cam
What are the characteristics of a salamander?
What will be an ideal response?
____ actively move at the crawler stage, when their bodies appear to be little white lines. At the adult
stage, they are more oval-shaped and coated with a white, cotton-y, waxy covering that is waterproof.
a. Thrips c. Aphids b. Leafminers d. Mealybugs