Which of the following forms the insoluble layer of aromatic alcohols found primarily in woody tissues?
A) hyaluronates
B) cadherins
C) proteoglycans
D) lignins
E) pectins
Answer: D
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Synaptic integration refers to
A. the summing of multiple excitatory or inhibitory influences in a postsynaptic neuron. B. the fusing of presynaptic and postsynaptic membranes. C. the binding of Ca2+ions to secretory vesicles in presynaptic neurons. D. the binding of secretory vesicles to the presynaptic neuron membrane. E. the enzymatic degradation of neurotransmitters in the synaptic cleft.
In the DNA strand above, which of the
following would be the complementary sequence?
a. ACTGAGCATTAG b. TGACTCGTAATC c. GTCAGATGCCGA d. CAGTCTACGGCT e. CTCAGACGAAGA
The addition of methyl groups to DNA by chemicals in tobacco can cause DNA to _____
a. replicate b. polymerize c. hybridize d. mutate e. fragment
What does CSA stand for?
A. Community Supported Agriculture B. Commodity Subsidized Agriculture C. Conservation Soil Association D. Concentrated Space for Animals E. Corn and Soy-based Agriculture