Explanation

• A pulse oximeter is used to: Measure the pulse rate and oxygen in the blood
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• It’s a device that is placed on the Fingertip of the patient.
  
  

Explanation

Sir Alexander Fleming noticed that a mold called Penicillium notatum accidentally grew in one of his petri dishes and killed the surrounding Staphylococcus bacteria

Penicillin was discovered by Alexander Flaming In 1928.

Penicillin was the first true antibiotic.

The first patient Albert Alexander, a 43-year-old policeman, was treated with penicillin on 12 February 1941.

Alexander Flaming determined that penicillin had an antibacterial effect and published his findings in 1929.

Explanation

The word dinosaur comes from Greek and means “terrible lizard.”

They were named so because of the similarity between their bones and those of lizards.

The first scientists who discovered their fossils believed they had found the remains of unknown giant reptiles

Explanation

Word Government Summit 2023

Venue: Dubai, UAE

Date: 13 February 2023

Theme 2023: Shaping Future Governments 

Explanation

Newton's first law of motion states that a stationary object remains stationary unless an external force acts on it, and an object moving at a constant velocity continues to move linearly unless an external force acts on it. ..

Explanation

• Acyclovir drug is used topically for genital herpes infection
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• Topical acyclovir is used to treat the symptoms of herpes simplex virus infections of the skin, mucous membranes, and genitals (sex organs).
• Although topical acyclovir will not cure herpes simplex, it may help relieve the pain and discomfort and may help the sores (if any) heal faster
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• Acyclovir or Zovirax
• It is an antiviral medicine that is used for skin treatment against the herpes virus.

Explanation

• JJ Thomas was discovered by an Electron
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• In 1897 Thomson discovered the electron and then went on to propose a model for the structure of the atom.
• His work also led to the invention of the mass spectrograph
• Thomson was a physics professor at Cambridge University in the UK
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  Joseph.J. Thomson was also awarded the Nobel Prize in Physics in 1906.
  

Explanation

• The number of total estimated organisms species is 05-30 Million
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• According to Robert May, the number of total estimated organisms species is about 7 Million.
  

Explanation

• Snake venom is Enzymes
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• Snake venoms are cocktails of enzymes and non-enzymatic proteins used for both the immobilization and digestion of prey.
• Snake venom is a complex mixture of enzymes, proteins, amines, lipids, nucleosides, and carbohydrates.
• There are over 30 enzymes that have been identified in snake venoms (Table 3) including some that are common to all venomous snake families
  

Explanation

Ultrasound is sound with frequencies greater than 20 kilohertz.

This frequency is the approximate upper audible limit of human hearing in healthy young adults

while 

The first article on the history of ultrasound was written in 1948