Protists
A) develop embryos during reproduction.
B) are prokaryotic.
C) carry out photosynthesis without chloroplasts.
D) form a single clade.
E) obtain nutrition through a variety of different methods.
E
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Indicate whether the statement is true or false
Chaperone-type proteins that stabilize other proteins in response to environmental stresses such as
salinity, drought, heat, and cold are
a. systemins. b. phytoalexins. c. PR proteins. d. R genes. e. heat-shock proteins.
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a. True b. False
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