(8)Station 22-27 ( Domian: Eukarya

What are the general characteristics of the Clade Kinetoplastids?

• a single, large mitochondrion that contains a large mass of DNA called kinetoplasts

What different lifestyles do Clade Kinetoplastids demonstrate?

• feed on prokaryotes in freshwater, marine, and terrestrial habitats

What does Trypanosoma sp cause in Africa? Vector ?

African sleeping sickness, vector is The tsetse fly

What does Trypanosoma sp cause in South America? And vector ?

Changas disease, vector is kissing bug

What are the general characteristics of the Clade Euglenids?

• an anterior pocket with one or two flagella emerging from the pocket

Where is Euglena sp found?

Freshwater, especially when it’s rich in organic materials

What is the term use when an organism is autotrophic in sunlight but when unavailable, they can become heterotropic?

Mixotrophs

What characteristics are found in the supergroup SAR?

• DNA sequence data

• Secondary endosymbiotic relationship with a red algae

When did the supergroup SAR evolve? What’s the evidence?

Over a billion years ago with the incorporation of plastids from a red algae

What are the 3 clades included in the supergroup SAR?

• the alveolates

• The stranenophiles

• The rhizaria

What are the general characteristics of the Clade Alveolata?

• DNA similarities

• Includes species with membrane bound Sacs just under the plasma membrane

What are the 3 clades included in the larger clade Alveolata?

• the dinoflagellates

• The ampicomplexans

• The ciliates

What are the general characteristics of the Clade Dinoflagellates?

• reinforced cellular plates with two flagella, one apical and one in a groove within the plates

Where are dinoflagellates found ?

In marine and freshwater plankton

What does Dinoflagellates cause ?

Red tides

What does Dinoflagellates release and what does it cause?

• releases neurotoxin, can cause respiratory distress or death

How do Diniflagellate feed?

Mixotrophs

What are the general characteristics of the Clade Apicomplexans?

This apical complex is used to penetrate their host

Where are the pathogenic species, Apicomplexans found?

Africa, Asia, Latin America in tropical/ subtropical areas

What does Plasmodium sp cause?

Malaria

How is Plasmodium sp transmitted ?

Anopheles mosquito

What parts of the human does plasmodium sp attack?

Humans red blood cells