Algae and Protists Quiz

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What are the three domains of life?

Archaea, Bacteria, Eukarya

Where can bacteria be found?

Ocean, hot springs, swamps

What did cyanobacteria contribute to the Earth?

Added oxygen through photosynthesis

What is a difference between bacteria and archaea regarding their cell wall?

Bacteria has peptidoglycan, archaea does not Signup and view all the answers

What is an endospore?

A resistant protein coat that protects bacteria DNA Signup and view all the answers

What are diatoms known for?

Having a glass-like wall Signup and view all the answers

What substance do red algae use to mask their green color?

Phycoerythrin Signup and view all the answers

What is the result of plasmogamy in fungi?

Heterokaryotic cells Signup and view all the answers

What is the sexual reproduction structure in ascomycetes?

Ascocarps Signup and view all the answers

What type of fungi has flagellated spores?

Chytrids Signup and view all the answers

What are the three mechanisms of genetic recombination in bacteria?

bacterial conjugation, natural transformation, and transduction Signup and view all the answers

What is the potential consequence of using fungicide in grape-growing?

It might kill mutualistic mycorrhizae fungi Signup and view all the answers

Why can't viruses produce their own proteins?

Due to the lack of ribosomes Signup and view all the answers

What traits are used to classify viruses?

Nucleic acid type, capsid type, presence/absence of envelope Signup and view all the answers

Why are viruses not considered living organisms?

No cells and require a host organism to reproduce Signup and view all the answers

What are the differences between the lytic and lysogenic cycle?

Lytic: immediate cell destruction Lysogenic: viral genome integrates into host genome and can remain dormant Signup and view all the answers

What is antigenic drift and antigenic shift?

Antigenic drift: small changes in virus genetic material Antigenic shift: major changes through reassortment or recombination Signup and view all the answers

What percentage of the human genome is composed of ancient viral DNA?

8% Signup and view all the answers

What reinforces the cell wall of fungi?

Chitin Signup and view all the answers

What is the difference between separate fungi and coenocytic fungi?

Separate fungi have distinct cell walls, while coenocytic fungi have multinucleated cells without distinct cell walls Signup and view all the answers

What is plasmogamy?

Fusion of cytoplasm Signup and view all the answers

What are the two types of mycorrhizal fungi?

Ectomycorrhizal and Arbuscular Signup and view all the answers

What is lichen?

Filamentous fungi and cyanobacteria or algae Signup and view all the answers

What percentage of plants form a mutualistic relationship with arbuscular mycorrhizae?

85% Signup and view all the answers