True or False: Mycorrhizal associations are beneficial to the plant at a very minimal cost in carbohydrates

A. true
B. false


B

Biology & Microbiology

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Antibody-producing cells in humans are called ________

A) macrophages B) plasma cells C) T cells D) NK cells E) hybridoma cells

Biology & Microbiology

Even in the absence of sperm, metabolic activity in an egg can be artificially activated by _____

A) abnormally high levels of carbonic acid in the cytosol B) abnormally low levels of extracellular oxygen C) injection of calcium ions into the cytosol D) depletion of its ATP supplies

Biology & Microbiology

Identify the animal that lacks a specialized respiratory organ

A) Bird B) Grasshopper C) Bat D) Trout E) Sponge

Biology & Microbiology

Which is true of the breakdown of polymers inside living cells?

A.) it occurs without the need for enzymes B.) it is energetically unfavorable C.) it is associated with a negative change in free energy

Biology & Microbiology