Which of the following are part of the ecosystem of Vermont's maple sugar-providing region?
a. maple trees
b. the soil
c. the temperature
d. the air
e. all of the above
Answer: e. all of the above
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Which characteristic is NOT associated with Vibrio spp.?
A) aquatic B) gliding motility C) gram-negative D) pathogenic
All animals perceive light using different forms of a pigment called retinal
Indicate whether the statement is true or false.
Why have so few primates gone extinct compared to other groups, for example, mussels or birds?
a. they have large brains b. they are not killed for food or other human uses c. they live in stable environments d. they are among the most closely monitored and protected species e. they are highly mobile
Which of the following clusters of terms applies when addressing enhancers as elements associated with eukaryotic genetic regulation?
A) trans- and cis-acting, variable position B) cis-acting, variable position, fixed orientation C) cis-acting, fixed position, fixed orientation D) trans-acting, fixed position, fixed orientation E) cis-acting, variable orientation, variable position