Problem:
Question: How were technological improvements important in development of the chromosomal theory of inheritance?
a) Embryo injection enabled creation of numerous Drosophila mutants.
b) More powerful microscopes and novel staining techniques allowed researchers to view the processes of mitosis and meiosis.
c) Genome sequencing allowed researchers to knock out specific genes.
d) Induced pluripotent stem cells permitted researchers to investigate flatworms' ability to regenerate.
e) Improved laboratory facilities increased the lifespan and fertility of Drosophila, allowing researchers to breed many organisms in a short time.
Please provide description of your answers.