280 likes | 512 Views
Genetics and Development. Embryology & Genetics. How did the work of Boveri and Stevens support the chromosomal hypothesis of inheritance?. Embryology & Genetics. In what way were Gluecksohn-Shoenheimer and Waddington early pioneers in developmental genetics?. Genomic Equivalence.
E N D
Embryology & Genetics • How did the work of Boveri and Stevens support the chromosomal hypothesis of inheritance?
Embryology & Genetics • In what way were Gluecksohn-Shoenheimer and Waddington early pioneers in developmental genetics?
Genomic Equivalence • What is meant by a totipotent nucleus?
Genomic Equivalence • How were Briggs and King able to show that a blastula nucleus was totipotent? • What if more advanced nuclei were used?
Genomic Equivalence • How does the potency of somatic cells from Rana pipens compare with those from Xenopus laevis? • How did Gurdon’s transplant technique differ from Briggs and King?
Genomic Equivalence • How was the first mammal cloned?
Differential Gene Expression • How do we know that only a small part of the genome is expresse in each cell?
Molecular Biology Techniques • How can northern blotting be used to obtain information about development?
Molecular Biology Techniques • What’s involved in reverse transcriptase-polymerase chain reaction (RT-PCR)?
Molecular Biology Techniques • Why is RT-PCR valuable in developmental studies?
Molecular Biology Techniques • For what are DNA microarrays used?
Molecular Biology Techniques • What is involved in in situ hybridization?
Molecular Biology Techniques Whole-mount in situ hybridization
Molecular Biology Techniques • Transgenic cells & organisms • What techniques are used to insert DNA into cells? • Microinjection • Transfection • Electroporation • Retroviral vector • P element
Molecular Biology Techniques Producing chimeric mice
Molecular Biology Techniques • What’s the difference between transgenic and “knockout” mice?
Molecular Biology Techniques • What is antisense mRNA and how may it be used?
Molecular Biology Techniques • What is RNA interference and how is it used?