Fungal associations with plant roots that increase their absorptive capability are called ________
a. lichens
b. ergots
c. mycorrhizae
d. endophytic fungi
c
You might also like to view...
These structures serve as gates that regulate blood flow from arterioles into capillaries
A) vasoconstrictors B) capillary beds C) precapillary sphincters D) capillary pores E) interstitial gates
What compound is found at the reaction center of a photosystem?
A) chlorophyll b B) carotenoids C) phycobilins D) chlorophyll a
Which statement is true?
1.Both the parasympathetic and sympathetic nervous systems send nerves to all organs. 2.The sympathetic nervous system that supplies an organ will also provide parasympathetic nerves to it. 3.The sympathetic branch can have either excitatory or inhibitory effects depending on effects from the environment. 4.The sympathetic branch of the autonomic system usually speeds up the activities of the body. 5.The parasympathetic system usually speeds up the activities of the body.
A(n) ________ is a ring of coral reefs and islands surrounding a lagoon that is formed when a volcanic mountain subsides beneath the surface
Fill in the blank(s) with correct word