Gene therapy is used to treat defects in__________.a) Somatic cell.                                          b) Organ c) Tissue d) Reproductive Cell

34. He Jiankui shocked the world in 2018 when he announced that he had created the first gene edited babies. What gene did he edit and why? A) HERC2 because he wanted the babies to have blue eyes. B) OCT4 because he wanted the babies to have lots of stem cells and age more slowly. C) ZNF446 because he wanted the babies to have high IQs. D) CCR5 because he wanted the babies to be resistant to HIV infection.

1:09 e" behind each; 1 pt each) a) Viruses can have DNA or RNA genes b) Antibiotics can kill bacteria, viruses and fungi 4485% c) Irradiating food will make it radioactive d) A "silent" mutation has no effect on the organism e) Photosynthesis requires oxygen f) The human microbiota is the same in all people g) In the genetic code, more than one codon can code for the same amino acid h) Bioluminescence depends on quorum sensing i) Oxygen is toxic to some microbes j) Genes carry instructions on how to make a cell's proteins, carbohydrates and fats k) Bacterial conjugation can happen between members of different species 1) wiping your kitchen counter with a bleach dilution will sterilize it 2) Put the steps of a virus infecting a target cell in the right order:

Why are proto-oncogenes present in non-cancerous cells? A one sentence answer is fine.