Why is there such concern about the use of diethylstilbestrol (DES)?
What will be an ideal response?
DES was approved by the FDA in 1954 as an additive for beef cattle finishing rations, but was banned
in 1979 by the FDA due to research linking DES and cancer development.
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Equipment consisting of busbars mounted inside an enclosure that provides a means of tapping the service-entrance conductors is called a _____.
a. wireway b. switchgear c. busway d. metering cabinet
Which statement describes a TTL inverter?
A) When the input is 0 V, the output is 0 V. B) When the input is 0 V, the output is +5 V. C) When the input is +5 V, the output is OFF. D) When the input is +5 V, the output is +5 V.
The iron trailer supports are up and the trailer is resting on the tractor. Make sure:
a. There is enough clearance between the tractor frame and the landing gear. b. There is enough clearance between the upper and lower fifth wheels. c. The safety latch is in unlocked position.
Most careers in animal science require a:
A. GED B. associate degree C. bachelor's degree D. technical degree