The chemical benzo(a)pyrene, found in cigarette smoke as well as in coal tar, undergoes metabolic activation in the lungs to form a potent mutagen that mainly, causes conversion of guanine (G) to thymine (T) bases, a transversion mutation, When applied to cultured bronchial epithelial cells, activated benzo(a)pyrene induces many mutations, including inactivating mutations of the p53 gene, at codon number______

TLS Online TPP Program

#Question id: 4717

#Unit 11. Evolution and Behavior

 If Darwin had been aware of genes and their typical mode of transmission to subsequent generations, with which statement would he most likely have been in agreement?

TLS Online TPP Program

#Question id: 3578

#Unit 8. Inheritance Biology

A locus is:

TLS Online TPP Program

#Question id: 28445

#Unit 5. Developmental Biology

 In C. elegans Formation of the vulva occurs during the larval stage from six cells is called_____

TLS Online TPP Program

#Question id: 217

#Unit 1. Molecules and their Interaction Relevant to Biology

Which substance would make a good ligand for biotin on the matrix of an affinity chromatography column?

TLS Online TPP Program

#Question id: 9247

#Unit 9. Diversity of Life Forms

What is the single greatest threat to biodiversity?