The BCG vaccine is typically given to newborns, so the correct answer is Newborn. It is administered shortly after birth, usually within the first few days to weeks of life, to provide protection against tuberculosis (TB) in infancy.
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The contraceptive pills available in the market typically contain Steroid Hormones. These hormones, such as estrogen and progestin, regulate the menstrual cycle and prevent ovulation, thereby inhibiting pregnancy when taken as directed.
Malaria being spread by female Anopheles mosquitoes was first discovered by Ronald Ross. He made this groundbreaking discovery in 1897 while working in India, which led to significant advancements in understanding the transmission and control of malaria.
The disease transmitted only by inheritance among the options is Haemophilia. It is a genetic disorder characterized by a deficiency in clotting factors and is inherited through a recessive X-linked pattern, primarily affecting males.
Malaria parasites that cause deadly malaria are Plasmodium falciparum. This species is responsible for the majority of severe malaria cases and deaths globally, making it the deadliest of the malaria parasites.