This is the proper name for the horizontal stems of ferns.
What are rhizomes
100
What do some endophytic fungi produce that is protective of their host plants?
What are alkaloids
100
What has recent molecular data revealed about the phylum Porifera?
What is it is monophyletic
100
In some species of nematode, the adults consist of a fixed number of cells. This is called...
What is eutely
200
The White Cliffs of Dover are made up largely of
What are plasmodia
200
The first member of the gametophyte generation.
What is a spore
200
Digeston in fungi occur here in this way.
What is externally though secretion of enzymes
200
This innovation made possible the development of advanced organ systems.
What is the body cavity isolated from the exterior of the animal
200
The phylum to which the "wheel animals" belong.
What is Rotifera
300
What is the evidence that diplomonads such as Giardia once had mitochondria but lost them secondarily?
What is their genome genes which are very similar to those found in mitochondria
300
Where are mosses rarely found in abundance?
What is areas with high pollution
300
An arbuscular mycorrhizal association is characterized by...
What is formation of intracellular associations with plant roots
300
Which of the following is a defining characteristic of an animal - multicellularity, heterotrophic, no cell walls, sexual reproduction, All choices are defining characteristics.
What is All
300
This species of insect has been named the most abundant.
What are beetles
400
Plasmodium is an apicomplexan which causes which serious disease, a leading killer worldwide?
What is malaria
400
Which of the following is NOT a gymnosperm - Anthophyta, Coniferophyta, Ginkophyta, Cyadophyta.
What is Anthophyta
400
Ascomycetes are often the fungal partners with what other organism(s)
What are cyanobacteria and algae
400
How do sponges differ from all other animals?
What is cells can differentiate from one type to another
400
Human racial categories do a very poor job of describing the genetic variation in humans; one study calculated that only _______percent of all genetic variation among humans could be attributed to racial differences.
What is 8%
500
In a plasmodial slime mold, what behavior occurs in the plasmodium "form"?
What is feeding
500
Name parts of the flower that attract pollinators.
What are the petals and nectaries
500
What is the proper name for an emerging infectious disease that affects the skin of amphibians and leaves flask-like lesions?
What is chytridiomycosis
500
On the state of what did morphology-based phylogeny focus?
What is coelom
500
What distinguishes primates from mammals and other animals - grasping fingers, grasping toes, binocular vision, All choice are correct, No choice is correct.