Genes are located on the _____ and are composed of DNA
a. ovaries c. chromosomes
b. male sex organ d. zygotes
C
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When the number 0.67 is entered into a calculator, it is necessary to enter the zero to the left of the number into the calculator.
Answer the following statement true (T) or false (F)
Welders must maintain a short arc when welding stainless steel to limit atmospheric contamination, which
causes _____. a. corrosion b. flexibility c. hardness d. porosity
Compare the light output for ‘soft white,’ ‘frosted,’ and clear light bulbs.
What will be an ideal response?
Answer the following statement(s) true (T) or false (F)
1. An electrician must know the symbols and terms used in automatic control diagrams to be able to wire, install, troubleshoot, and maintain automatic control equipment. 2. Remote control of a controller uses contactors, relays, pushbuttons, sensors, and possibly electronics. 3. Magnetic switches used in controllers cannot be used with remote control and are expensive. 4. The manufacturing and materials-handling industries can predict maintenance with great certainty and help with failure analysis based on E stop systems. 5. SCADA connections and RTUs and HMIs are increasingly being connected through systems that uses a manufacturer-specific protocol for each component.