Which of the following is not a X-linked recessive disease?
Which of the following is not a X-linked recessive disease? Options (a) haemophilia (b) colour blindness (c) β thalassemia (d)…
7 years ago
Biology
Which of the following is the unit DNA?
Which of the following is the unit DNA? Options (a) chromatin (b) chromosomes (c) euchromatin (d) chromatids Correct Answer: chromatinExplanation:No…
7 years ago
Which of the following situation will be fatal to first foetus?
Which of the following situation will be fatal to first foetus? Options (a) If Rh⁺ man marries Rh⁺ women (b)…
7 years ago
Who discovered jumping genes in maize?
Who discovered jumping genes in maize? Options (a) Milton Rand (b) Hugo de Vries (c) Keith Porter (d) Barbara mc…
7 years ago
Homo erectus erectus is the scientific name of
Homo erectus erectus is the scientific name of Options (a) java Ape man (b) peking man (c) cro-magnon (d) neanderthal…
7 years ago
Human ancestors who left cave paintings were
Human ancestors who left cave paintings were Options (a) neanderthal man (b) cro-magnon man (c) java ape man (d) peking…
7 years ago
Hybrid vigour is due to
Hybrid vigour is due to Options (a) heterosis (b) overpopulation (c) both heterosis and overpopulation (d) none of these Correct…
7 years ago
In the primitive atmosphere which was not available in free state?
In the primitive atmosphere which was not available in free state? Options (a) CH₄ (b) H₂ (c) O₂ (d) H₂O…
7 years ago
Institute of paleobotany is situated at
Institute of paleobotany is situated at Options (a) Delhi (b) Allahabad (c) Lucknow (d) Aurangabad Correct Answer: Lucknow Explanation: The…
7 years ago
Lederberg and lederberg demonstrated that mutations are preadaptive. They used
Lederberg and lederberg demonstrated that mutations are preadaptive. They used the following tecnique for the purpose Options (a) replica plating…
7 years ago