Mycorrhizae are
a. the small roots in the root systems of trees.
b. endosymbiotic bacteria associated with
plant roots.
c. fungus and root mutualistic associations.
d. parasitic fungal infections of tree roots.
e. endosymbiotic fungal cells associated with
leaves.
C
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Which of the following function(s) as the B cell antigen receptor?
A. IgG B. IgE C. IgA D. Monomeric IgM
Which statement correctly describes the X and/or Y chromosomes?
a. The X and Y chromosomes are completely homologous. b. The Y chromosome determines the sex of the individual. c. The Y chromosome is larger than the X chromosome. d. The Y chromosome is found in both males and females. e. The X chromosome only comes from the father.
A conclusion is a judgement based on verifiable piece of information
a. true b. false
Lipid molecules that have carbohydrates attached to them are known as
A. saccharolipids B. glycolipids C. polysaccharolipids D. carbolipids