The sex organs borne by the prothallus that produce the sperm cells are the ____
a. antheridia c. sori
b. archegonia d. sporangia
B
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Un sistema que se puede usar para dar instrucciones a ocupantes de edificios en caso de emergencia se llama:
a. sistema direccionable analógico. b. sistema direccionable. c. sistema inteligente. d. sistema de evacuación por voz.
Technician A says that replacement pistons can be of different weights from the original pistons. Technician B says that some engines use an offset piston pin to help reduce piston slap when the engine is cold. Who is right?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
List three thing that should be done before operating power tools.____________________________________________________________________________________________________________
What will be an ideal response?
Ten dollars an hour is about how much income per year?
A) $30,000 B) $20,000 C) $35,000 D) $25,000