Archaea and Bacteria
Marilyn Nielson Archaea and Bacteria
Read Chapter 19 Origin of Life on Earth: Archaea and Bacteria section 19.3 and 19.4. Watch the lecture. Now, check your learning by completing this worksheet.
If you have questions, please ask! This worksheet will help you prepare for the next exam.
Ch 19 Section 19.3
How does prokaryotic DNA differ from eukaryotic DNA?
Ch 19 Section 19.3
Match the pairs
peptidoglycan
produces tough endospores
biofilm
how bacteria reproduce
bacterial community and its mucilage
binary fission
penicillin works to inhibit the growth of cell walls made of this
Bacillus anthracis
allows prokaryotes to access new DNA and adapt to environmental change
gene transfer
Ch 19 Section 19.3
What are some implications of the transfer of DNA among Bacteria and Archaea?
Ch 19 Section 19.3
What sort of bacteria generally infect plants?
vibrios-shaped, gram negative
rod-shaped, gram negative
cocci-shaped, gram positive
rod-shaped, gram positive
Ch 19 Section 19.4
Bacillus thuringiensis - What is it? How is it used in organic agriculture? How is it used in genetically-modified crops?
Ch 19 Section 19.4
Cyanobacteria are ...
the ancestor to chloroplasts
producers of botulinum toxin
extinct in the modern world
chemosynthetic
Ch 19 Section 19.4
Methanotrophs
are often associated with the roots of wetland plants and with lake algae
are bacteria that produce methane
produce methane released at deep sea vents
none of the above
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