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Define the concept of universal precautions. - Universal precautions is used when handling an unknown specimen. They should be treated as being potentially hazardous or pathogenic materials. So always use correct PPE List at least 3 observations a researcher would be sure to note while assessing an unknown microbial sample. - 1) the morphological characteristics (size/shape) 2) Presence of any motility 3) Gram status (+ or -) While observing an unknown sample of limited amounts, a rese...

What is a cell? - A cell is the smallest most basic unit of biological life What are the 4 main macromolecules of cells? - Proteins Lipids Polysaccharides Nucleic acids What are the most abundant macromolecules? - Proteins, they are made up of subunits (ammino acids) What is the role of proteins that are behaving as "enzymes" - Enzymes catalyze or speed up biochemical processes. How many amino acids are there? And how many are essential? And what does "essential" mean? - 20 tot...

What is a cell? - A cell is the smallest most basic unit of biological life What are the 4 main macromolecules of cells? - Proteins Lipids Polysaccharides Nucleic acids What are the most abundant macromolecules? - Proteins, they are made up of subunits (ammino acids) What is the role of proteins that are behaving as "enzymes" - Enzymes catalyze or speed up biochemical processes. How many amino acids are there? And how many are essential? And what does "essential" mean? - 20 tot...

Properly adjusted seat head restraints: - Should always be at a level even with the back of the head AND are designed to prevent whiplash if hit from behind. The driver should drive with both hands on the steering wheel approximately in the: - 9 o'clock and 3 o'clock positions. When adjusting the driver's seat for best driving posture, set the seat in an upright position where your body is about how far from the steering wheel? - 10 to 12 inches A child in a child passenger syste...

Children should NEVER - be left alone in a vehicle, not even to run a quick errand. A triangular shaped sign - means that you are approaching an intersection and must stop and wait when other vehicles are approaching from the right or left on other roadway Fluorescent Yellow-Green Sign - is used for signage in school zones and other pedestrian traffic areas such as cross walks. Diamond Shape Sign - calls for caution and usually for slower speed. Warning Signs - Diamond Shape (Yellow) - W...

The lap belt should be worn by/how... - By pregnant women below the abdomen, and the shoulder belt above the stomach. A child in a child restraint system (car seat) should be facing... - Should be facing rear if less than 20 pounds and is less than 1 year old. Should be facing forward if 20 pounds or more and 1- 3 years old. The safest area for a child to be in a vehicle equipped with airbags is... - The backseat. Children should not be left in the car with no attendance of a guardian.....

What type of license is required to operate a vehicle with maximum weight of 26,000 pounds - Class D What license must be added when a person's main job is to transport persons or property in a class D vehicle? - Class D with F (For-Hire Endorsement) What type of license do operators of motorcycles, motor-driven cycles or motorize bicycle scooter need? - Class M What type of license do operators of vehicles that weigh 26,001 or more need? - Class A, B, or C depending on the weight of ...

Combination vehicles are in what class? - A Vehicles weighing 26,000 lbs., GVWR, or less are in what class? - C Trucks or buses over 26,000 lbs. DVWR are in what class? - B GCWR over 26,000 lbs. are in what class? - A Placarded for hazardous materials or designed to seat 16 or more passengers including the driver or used as a school bus are in what class? - C Towed vehicles over 10,000 lbs. are in what class? - A Any kind of vehicle towing another vehicle not in ecxcess of 10,000 lbs GVW...

It is legal to have a video monitor that the driver can see: True/False - False. It is legal to read a written message (text) while the vehicle is in motion, but illegal to send a written message: True/False - False: Both are illegal When adjusting the drivers seat, hw far from the steering wheel should your body be: A: 6-8 inches B: 10-12 inches C: 18-24 inches - B: 10-12 inches What are the two accepted methods of steering? - Hand-over-hand and push-pull Which accepted steering metho...

what is the minimum tread depth on the front tires? - 4/32 how much tread depth is needed on the back tires? - 2/32 at what amount of DEF fluid should you fill up? - 1/8 what should your oil pressure be at when truck is idling? - 5-20 psi what should your oil pressure be at when truck is operating? - 35-75 psi how long should it take the truck to build 50-90 psi? - within 3 minutes how much psi does the governer cut off engage? - 120-140 psi how often should trucks check their cargo? - 1s...