Answer: Option D.
Technician A.
Explanation:
Oil residues on hoses, it's components or fittings indicate an area where refrigerant may be leaking.
An oil spot on the A/C hose is an indication of refrigerant leak in the system. Good oil levels are important for the system good performance. If the level of oil is to low, the compressor will not have lubrication and if it is too high, the heat exchange will affected which will lead to poor air conditioning performance. If a leak is formed on A/C hose, an oil spots that collect dirts will disappear. An refrigerant leak detector will help verify if there is no leak in the system.
So Technician A is correct.
Answer:
Tetanospasmin toxin; Pulmonary embolism
Explanation:
Clostridium tetani produce a toxin called tetanospasmin. Tetanospasmin is the strong neurotoxin that blocks the motor neurons that control the muscles. Which results in stiffness of muscles.
Tetanus toxin ca cause blockage of lung artery (pulmonary embolism) and thus can cause death by:
- Stopping your breathing
- Pneumonia
- Cardiac arrest
Answer:C: reproduce
They affect how likely an organism is to survive and
reproduce
Explanation:
True. A human haploid cell contains contain only one complete set of chromosomes (23). Meanwhile, a diploid cell has 2 set of chromosomes from the parents, thus containing 46 chromosomes.
Your answer is D. Formation of NADPH
I took the test and got the same answer
