Correct Option(b) Punnett square was developed by a Britrsh scientist
Explanation:
Punnett Square is a checker-board used to show the result of a cross between two organisms. The checker board was devised by a British genericist, Reginald Punnett (1927). It depicts both genotypes and phenotypes of the progeny.
Franklin Stahl with Matthew Meselson proved the semi-conservative replication of DNA. Splicebsorne is formed during post-transcriptional changes in eukaryotes. It is a complex, formed between 5' end (GU) and 3' end (AG) of intron to remove it.
Transduction is a method of sexual reproduction in bacteria. It involves the transfer of foreign genes by means of viruses. It was discovered by Zinder and his reacher Lederberg (1952) in salmonella typhimurium.
