Which domain(s) consist(s) of prokaryotic cells?
A) Bacteria only
B) Eukarya only
C) Archaea and Eukarya
D) Bacteria and Archaea
D
You might also like to view...
Which components are required in plasmids? (check all that apply)
_____ A selectable marker, usually antibiotic resistance _____ A bacterial artificial chromosome _____ One or more unique restriction sites where foreign DNA can be added _____ An origin of replication to allow it to replicate in E. coli independently of the host chromosome
Explain how reproductive isolation is central to the biological species concept
What will be an ideal response?
What was the significance of the Hershey-Chase experiments in which 32P and 35S were used?
a. They finally demonstrated the semiconservative nature of DNA replication. b. They demonstrated that harmless bacterial cells had become permanently transformed through a change in the bacterial hereditary system. c. They established that pure DNA extracted from disease-causing bacteria transformed harmless strains into killer strains. d. They demonstrated that radioactively labeled bacteriophages transfer their DNA but not their protein coats to their host bacteria. e. They demonstrated that DNA content of a cell does not vary over time.
Adult cells cannot be used as the source of nuclei for cloning animals. Indicate whether the statement is true or false