Which of the following scientists is credited with the development of the first successful polio vaccine? [#1300]

Jonas Salk developed the inactivated poliovirus vaccine (IPV) in 1955, which was the first effective vaccine against polio. Salk's vaccine led to a significant reduction in polio cases and paved the way for global efforts to eradicate the disease.

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Jonas Salk developed the inactivated poliovirus vaccine (IPV) in 1955, which was the first effective vaccine against polio. Salk's vaccine led to a significant reduction in polio cases and paved the way for global efforts to eradicate the disease.

The chemical symbol for gold is Au, which comes from the Latin word "aurum," meaning "shining dawn" or "glowing dawn."

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The chemical symbol for gold is Au, which comes from the Latin word "aurum," meaning "shining dawn" or "glowing dawn."

Madhubani art (originally Mithila art) is a style of painting practiced in the Mithila region of India and Nepal. It is named after the Madhubani district of Bihar, India, which is where it originated. Jitwarpur and Ranti are the two most notable cities associated with the tradition and evolution of Madhubani art. The art was traditionally practiced by female members of Brahman and Kayastha castes.

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Madhubani art (originally Mithila art) is a style of painting practiced in the Mithila region of India and Nepal. It is named after the Madhubani district of Bihar, India, which is where it originated. Jitwarpur and Ranti are the two most notable cities associated with the tradition and evolution of Madhubani art. The art was traditionally practiced by female members of Brahman and Kayastha castes.

National Institute of Homoeopathy is located in the most planned and developed area of Salt Lake city of Kolkata. It is an autonomous organisation under the Ministry of Ayush, Government of India. National Institute of Homeopathy was established on 10 December 1975 as an autonomous organisation under the Ministry of Health and Family Welfare. It was located at Amherst Street, Kolkata and later shifted to the present location.

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National Institute of Homoeopathy is located in the most planned and developed area of Salt Lake city of Kolkata. It is an autonomous organisation under the Ministry of Ayush, Government of India. National Institute of Homeopathy was established on 10 December 1975 as an autonomous organisation under the Ministry of Health and Family Welfare. It was located at Amherst Street, Kolkata and later shifted to the present location.

Plant : Pesticide

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Plant : Pesticide

"Halfway to Heaven" is the tourism slogan for the state of Meghalaya in northeast India, which is also known as the "Abode of Clouds". The slogan is said to capture the state's natural beauty.

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"Halfway to Heaven" is the tourism slogan for the state of Meghalaya in northeast India, which is also known as the "Abode of Clouds". The slogan is said to capture the state's natural beauty.

The Pushkar Fair, also known as the Pushkar Camel Fair, is a yearly event that features a well-known camel trading event. It's held in the town of Pushkar, Rajasthan, India, between October and November. The Pushkar Fair is one of the world's largest camel fairs, and also features horse and cattle trading.

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The Pushkar Fair, also known as the Pushkar Camel Fair, is a yearly event that features a well-known camel trading event. It's held in the town of Pushkar, Rajasthan, India, between October and November. The Pushkar Fair is one of the world's largest camel fairs, and also features horse and cattle trading.

Reflexive pronouns like "himself", "herself", "itself", "themselves" refer back to the subject of the sentence, indicating that the action is being performed on the subject itself.

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Reflexive pronouns like "himself", "herself", "itself", "themselves" refer back to the subject of the sentence, indicating that the action is being performed on the subject itself.

The Amrabad Tiger Reserve (ATR) is located in the southern part of Telangana, India, in the Nagarkurnool and Nalgonda districts. It's one of the biggest tiger reserves in the country, covering 2,611.4 square kilometers. The reserve is part of the Nallamala Hills, which are an offshoot of the Eastern Ghats.

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The Amrabad Tiger Reserve (ATR) is located in the southern part of Telangana, India, in the Nagarkurnool and Nalgonda districts. It's one of the biggest tiger reserves in the country, covering 2,611.4 square kilometers. The reserve is part of the Nallamala Hills, which are an offshoot of the Eastern Ghats.

Kushal Konwar and Kamal Chandra Bhattacharya were prominent revolutionaries who led the Quit India Movement in Assam, playing a significant role in the freedom struggle against British rule. They were part of the Indian National Congress and worked tirelessly to mobilize support for the movement.

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Kushal Konwar and Kamal Chandra Bhattacharya were prominent revolutionaries who led the Quit India Movement in Assam, playing a significant role in the freedom struggle against British rule. They were part of the Indian National Congress and worked tirelessly to mobilize support for the movement.

Around 220 B.C.E., Qin Shi Huang, also called the First Emperor, united China. He masterminded the process of uniting the existing walls into one. At that time, rammed earth and wood made up most of the wall.

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Around 220 B.C.E., Qin Shi Huang, also called the First Emperor, united China. He masterminded the process of uniting the existing walls into one. At that time, rammed earth and wood made up most of the wall.