in the presence of lactose. Explain why the enzymes are not synthesized in the absence of lactose. . Distinguish between structural gene, regulatory gene and operator gene.
. A low level of expression of lac operon occurs at all the time. Justify the statement. .
HGP is the windows for treatment of various genetic disorders. Justify the statement. . Why the human genome project is called a mega project?
. From their examination of the structure of DNA, What did Watson and Crick infer about the probable mechanism of DNA replication, coding capability and mutation? XII Std Biology-Zoology Chapter- XII Std Biology-Zoology Chapter- Molecular Genetics *HQHWLF FRGH FRGRQVVWRS FRGRQV8QDPELJXRXV VSHFLILFGHJHQHUDWH XQLYHUVDO$ * LQLWLDWRUFRGRQ &KDUJLQJRIW51$ $PLQRDF\ODWLRQ RIW51$8QUHODWHG UHJLRQVDQG 5HOHDVHIDFWRU ,QHXNDU\RWHV±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¶V H[SHULPHQW %DFWHULDO WUDQVIRUPDWLRQ ' $)LQJHU SULQWLQJ +XPDQ JHQRPH SURMHFW 5HJXODWLRQ RIJHQH H[SUHVVLRQ 7UDQVODWLRQ 6SOLFLQJ FDSSLQJ WDLOLQJ