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(91) He had charm, and he could turn it on and off like an electric light.

(92) Transgenic mice provide a particularly powerful way of studying how genes affect development and how they are turned on and off.

(93) For the province's future Olympic hopefuls have been brushing up on skills both on and off the sports fields.

(94) At home, people want to dim lights or to switch them on and off during long holidays.

(95) Buy a programmable thermostat that will turn your heating system on and off according to your schedule.

(96) Williams has a bad rep, both on and off the field.

(97) With the other type switch on and off is non-automatic.

(98) Is It'something you can turn on and off like a faucet?

(99) If they are too large, the cooling unit cycles on and off and operates inefficiently.

(100) One of the options you can set is number, which turns line numbering on and off (see Listing 1).

(101) The FAP's fluorescence can be turned on and off by adding or removing the fluorogen, a characteristic that makes the fluoromodules more useful than other fluorescent proteins.

(102) And when it comes to sure - footed driving - on and off - road - this mini - SUV excels in all departments.

(103) Hoping to understand what's happening in those clouds,(sentencedict.com) epigenetics researchers have focused on biochemical switches that turn genes on and off.

(104) Tournament director Steve Simon is well aware of Henin's glowing stature and marketability, both on and off the court.

(105) Sixty-three percent can turn a computer on and off, and 69 percent can use a mouse.

(106) Reppert found that clock proteins switch on and off the gene that produces vasopressin.

(107) The sub-threshold current test, which is often done at the wafer level, is a measure of how quickly the device will turn on and off.

(108) You can apply styles, turn perspective on and off, and even control shadow settings without leaving LayOut.

(109) Take care when stepping on and off the escalator; take extra care if you wear bifocals.

(110) If the audience demands numerable curtain calls and the actors are moving on and off stage via the wings they may 'break the legs', 'legs' being a common name for side curtains/masks.

(111) In the middle of carting 70 pieces of luggage, an electronic piano, and other equipment through airports and on and off a tour bus, it's easy to wonder,(http://sentencedict.com/on and off.html) "Why are we doing this?"

(112) She Thinks - Seems like an average condom to me. Easy on and off make clean up quicker.

(113) In a dc-dc converter with a given input voltage, the average output voltage is controlled by controlling the switch on and off durations (ton and toff).

(114) The fluorescent tuning on and off can be achieved by the stimuli of acid, which will protonate the central nitrogen atom of triphenylamine unit to stop the PIET process.

(115) These four genes then produced transcription factors turning on and off other genes, and pushing the cell to "dedifferentiate" into stem cells.

(116) Gate Turn-Off Thyristor is a kind of power electronic element. It can control both on and off.

(117) Power response is uniform, with smoother variations on and off - axis.

(118) Dad flickers on and off: smiling in his chair, running in place, kneeling near the magazine rack.

(119) Many machining operations require coolant for lubrication and cooling purposes. Coolant can be turned on and off form within the machine cycle.

(120) Officials say some detainees go on and off hunger strike from time to time.