Chlorophyll and accessory photosynthetic pigments are associated with the:a
stroma.
b. thylakoid membranes.
c. mesophyll membranes.
d. light reaction centers of the stroma lamellae.
e. stroma grana.
B
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The chorion is produced from which primary tissue layer(s)?
a. ectoderm and endoderm b. ectoderm and mesoderm c. endoderm and mesoderm d. ectoderm only e. endoderm only
Functionally, the two most closely associated senses are
a. sight and hearing. b. touch and sight. c. taste and smell. d. temperature and pain. e. touch and balance.
CAM and C4 have evolved multiple times in a range of vascular plants because __________. (Select all correct answer options.)
A. no novel enzymes or biochemical pathways are required B. C4 and CAM photosynthesis likely evolved from C3 ancestors C. gene expression changed D. land plants evolve rapidly
In water, NaOH almost completely separates into Na+ and OH- ions. Thus, NaOH is _____
a. a strong acid b. a strong base c. a weak acid d. a weak base e. neutral