35 Stable introduction of a gene into the genetic complement of a cell, such tha

Question

35 Stable introduction of a gene into the genetic complement of a cell, such that subsequent expression of the gene achieves a therapeutic goal is called a. b. Human gemone project c. genomics d. None of the above Gene therapy 36 What is the chemical reaction mechanism by which cells make polymers from monomers? a. phosphodiester linkages b. hydrolysis c. dehydration reactions d. ionic bonding of monomers e. the formation of disulfide bridges between monomers 37. What enzyme separates strands of DNA during DNA replication to make DNA single-stranded so it can be copied? a. DNA primase b. DNA polymerase c. DNA helicase d. DNA ligase e. Reverse transcriptase 38. Which of the following is a structural feature of DNA but not RNA? a. Single-stranded b. Containing the nitrogenous base adenine c. Containing phosphate groups d. Containing deoxyribose sugars e. Containing the nitrogenous base uracill 39. Bt transgenic crops are designed to a. improve the nutritional value of crops b. make crops heat-resistant c. make crops cold-resistant d. increase vitamin B content e. provide resistance to insects h of the following transgenic techniques requires ES cells to be collected from the inner 40. Whic blastocyst? a. Embryonic stem cell methood b. Retrovirus-mediated method c. Pronuclear injection method d. Sperm-mediated transfer method e. Plasma cell membrane fusion method

Explanation / Answer

35) a. Gene therapy

36) c. Dehydration reaction

37) c. DNA helicase

38) d. Containing deoxyribose sugars

39) e. Provide resistance to pest

40) a. Embryonic stem cell method

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