When an invasive species alters the community structure it is introduced to, what can the consequence be?
a) extinction of economically important species
b) reduced predation on some native species
c) increased predation on some native species
d) all of the above
Ans: d) all of the above
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Using 14CO2 as a radioactive tracer, which molecule would be the last to incorporate 14C within the Calvin cycle?
A. 3-phosphoglycerate (3PG) B. rubisco C. ribulose biphosphate (RuBP) D. 1,3-biphosphoglycerate (1,3-BPG) E. glyceraldehyde-3-phosphate (G3P)
Haploid organisms growing via mitosis from spores are called gametophytes
Indicate whether the statement is true or false.
Neuroglia are
a. another term for neurons. b. helper cells that move neurons from place to place. c. cells that provide insulation to neurons. d. chemicals that conduct signals across synapses. e. more than one of these
Which plants store CO2 in the form of malic acid and close their stomata during the day?
A) C3 plants B) C4 plants C) CAM plants D) hornworts and liverworts