Yellow highlighted sections are due Monday 1/30; the rest is due Tuesday 1/31
EARLY EARTH & THE ORIGIN OF LIFE: Due 1/30
I. History of Life
Label 8 events & dates
Describe:
· Stromatolites
· Oxygen accumulation
II. Origin of Life
Describe:
· Spontaneous generation
· Biogenesis
· 4 stage hypothesis
· Pasteur
· Miller–Urey experiment
List the early atmospheric gases
Discuss the following: RNA as the first genetic material, ribozymes, protobionts, early metabolism
Describe the 3 Domains & diagram with a phylogenetic tree
PROKARYOTES & THE ORIGINS OF METABOLIC DIVERSITY: Due 1/30
I. The World of Prokaryotes
II. Structure, Function & Reproduction
Describe the 3 bacterial shapes & the prefixes diplo- strepto- staphylo-
Explain the difference between Gram-positive & Gram-negative bacteria & cell wall composition
Define capsule & pili
Motility (3 types)
Define:
· nucleoid region
· plasmids
· specialized membranes
· binary fission
· transformation
· transduction
· conjugation
· endospores
· antibiotics
III. Nutritional & Metabolic Diversity
Describe the following 4 categories
1. Photoautotrophs
2. Chemoautotrophs
3. Photoheterotrophs
4. Chemoheterotrophs
Define:
· Saprobes
· Parasites
· Obligate aerobes
· Facultative anaerobes
· Obligate anaerobes
Explain the role of bacteria in the nitrogen cycle
Explain the 2 hypotheses for the evolution of photosynthesis
IV Prokaryotic Diversity Due 1/31
Define:
1. Extremophiles
2. Methanogens
3. Extreme halophiles
4. Bactreriorhodopsim
5. Extreme thermophiles
Compare & contrast
(A) Bacteria & Archea
(B) Archea & Eukarya
V. Ecological Impact
Describe the ecological role of prokaryotes in the following:
· Decomposers
· Recycling of chemical elements
· Symbiosis
· Mutualism
· Commensalism
· Parasitism
· Disease
· Koch’s postulates
· Endotoxins
· bioremediaiton
THE ORIGINS OF EUKARYOTIC DIVERSITY
I. Introduction
Describe the difficulties with protist classification
Describe how protists are grouped according to:
· nutrition
· motility
· life cycles
II. Origin & Early Diversification
Explain the evolution of:
· endomembrane system
· mitochondria & plastids
· eukaryotic cells