Explain some key differences between prokaryotes and eukaryotes
Nucleus, cell membrane, unicellular or multicellular, kingdoms, membrane bound organelles, complexity,
What is the definition of a micro-organism?
A living organism that can be seen through a microscope. This includes: bacteria, protozoa, algae and fungi.
Which kingdom has halophiles, methanogens, thermophiles in it?
Archaea
Why is it important to have (or introduce) genetic diversity or variability during reproduction?
Allows the organism to better survive and adapt to its environment.
How do bacteria, viruses and fungi infect their host organism?
Bacteria - entering body, virus - injecting thier genetic material, fungi- tiny spores
What are the common structural features of a virus?
Genetic material, capsid, spikes
We are currently going through a pandemic called covid-19, is this organisms that infects us considered living?
No - virus
How is the relationship between fungi and plants beneficial for both parties?
Fungi help to provide nutrients and extend the root systems for plants. The plants provide nutrients (sugars) to the fungi,
Name the 3 domains and 6 kingdoms.
Bacteria, Archaea, Eukarya. Bacteria, Archaea, Protist, Fungi, Animalia and Plants.
Explain the process of budding.
Budding is when you will get an identical daughter cell from the original cell.
Explain sexual reproduction in fungus.
-
Direct transmission is the spread of disease directly from one host to another. Provide two ways that diseases can spread directly.
Saliva, Venereal (sexual contact), aerosol (coughing, sneezing), skin contact, fecal-oral (contaminated food/water)
T/F. If you get a vaccine this means that you cannot be infected by the pathogen.
False
Give two examples of helpful interactions with Bacteria.
Eat away our dead skin cells, live in our digestive tracts, help plants use nitrogen from air, etc.
What are the three shapes and arrangements of bacteria and archaea?
Shapes - Cocci, Bacilli, Spirilli. Arrangements - diplo, staphylo, and strepto.
Which kingdom is known to have the most diversity in terms of species that are unable to fit in other major kingdoms of life.
Kingdom Protista.
