Color pigments produced by __________ are used to dye woolens and litmus
a. club fungi
b. mushroom
c. algae
d. lichens
e. puff balls
D
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Eukaryotic genes are organized into operons
Indicate whether the statement is true or false.
A potential consequence of continued human population growth could be which of the following?
a. Humans change from exponential to logistic growth patterns. b. Carrying capacity of the planet will increase. c. Life expectancy decreases as resources become limited. d. Life expectancy increases as resource become more abundant.
Double-stranded break repair mechanisms
A) are error prone. B) may join nonhomologous ends of DNA together. C) are part of the SOS repair system. D) may use homologous DNA to repair the damage. E) are error prone and may join nonhomologous ends of DNA together or use homologous DNA to repair the damage.
Which environmental factor is most significant for flowering?
A) Light intensity B) Temperature C) Water availability D) Day length E) Nitrogen availability