Computer Generations How many generations of computer? What are these.
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S.I. Biol 211
Biology 211 (2) Week 8Exam 3
Alternation of Generations
1. Order the following terms into the general outline of the alteration of genera-tions and label which are diploid and haploid where appropriate: Gameto-phyte, zygote, meiosis, sporophyte, mitosis, gametes, spores, fertilization
a.
Monocot Vs Dicot
Label the following images as monocot or dicot.
1. ______________
2. ______________
3. ______________
S.I. Biol 211
4. ______________
5. ______________
6. ______________
7. ______________
8. ______________
S.I. Biol 211
Timeline of Land Plants
1. When using the Fossil Record, label each phrase to its correct time frame: A, B, C, D, or E.
1. Gymnosperms abundant _____ 2. Silurian-Devonian explosion _____3. Origin of land plants _____ 4. Angiosperms abundant _____ 5. Carboniferous _____ 6. Cuticle & spores _____ 7. Coal-forming swamps _____ 8. Diversification of flowering plants _____ 9. Stomata & vascular tissues _____
Virus Vs Organism Chart
How much of the human genome is derived from viruses? _________
Characteristics Viruses Organisms
Hereditary material
Plasma membrane present?
Can carry out transcription inde-pendently?
Can carry out translation inde-pendently?
Metabolic capabilities
Lytic Cycle
1. Describe five steps of a virus going through the lytic cycle.
S.I. Biol 211
1.
2.
3.
4.
5.
2. Some RNA viruses, such as HIV, are retroviruses, and are transcribed to DNA by ______.
a.3. Do enveloped or non-enveloped viruses undergo budding?
a.4. Describe the three hypotheses of where viruses came from.
a.b.c.
5. Viruses with single-stranded RNA genomes that enter a cell and are ready to replicate are __________ viruses, while viruses that are not ready to being replication are ________. _______ viruses are in between these two types of viruses.
a.