3 Domains

Front

What are the three domains of life?

Back

Bacteria, Archaea, Eukarya.

Front

Which domain do humans belong to?

Back

Eukarya.

Front

What is a defining characteristic of the Eukarya domain?

Back

Eukaryotic cells, which have a nucleus and membrane-bound organelles.

Front

What is the primary function of red and green algae?

Back

Photosynthesis.

Front

What is the significance of primary endosymbiosis?

Back

It led to the formation of chloroplasts in plants and algae.

Front

What is a common feature of organisms in the Excavata group?

Back

They have a feeding groove.

Front

What distinguishes gram-positive bacteria from gram-negative bacteria?

Back

Gram-positive bacteria have a thicker peptidoglycan layer in their cell wall.

Front

What type of organisms are protists?

Back

Eukaryotic organisms that are not animals, plants, or fungi.

Front

Can protists be multicellular?

Back

Yes, some protists can be multicellular, like certain algae.

Front

What is the role of peptidoglycan in bacteria?

Back

It provides structural support to the bacterial cell wall.