#Question id: 11177
#Unit 10. Ecological Principles
Intraspecific competition can result in individuals migrating from
#Question id: 33143
#Unit 2. Cellular Organization
#Question id: 12252
#Unit 10. Ecological Principles
In a study of interactions between plants, ants and caterpillars, the following experimental treatments were imposed: i) Control (both ants and caterpillars are present); ii) Ant removal; iii) Caterpillar removal; iv) Ant and caterpillar removal. Plus (+) indicates presence and minus (-) indicates absence on plants. The results for plant performance (growth) from this experiment are shown in the figure below. Plant performance in all treatments were significantly different from each other. Based on these results, which of the following inferences is correct?
#Question id: 2442
#Unit 2. Cellular Organization
The drug colchicine acts to
a. promote microtubule assembly.
b. inhibit microtubule assembly.
c. sever microtubules.
d. block cell division.
e. cap microtubule ends.
#Question id: 808
#Unit 1. Molecules and their Interaction Relevant to Biology
Which, if any, of the following statements is false?