#Question id: 2987
#Unit 2. Cellular Organization
Following statements are regarding the goals of gap phases.
(i) to prepare for the next phase of the cell cycle.
(ii) to check that the previous phase of the cell cycle has been completed appropriately.
(iii) to inhibits CDKs activity.
(iv) to enhance servillance mechanisms.
Which of the following is correct?
#Question id: 11766
#Unit 10. Ecological Principles
The population density of a particular insect species was
determined to be 15,000 adults per hectare in the summer of 1996, 21,000 adults
per hectare in the summer of 1997, and 29,400 adults per hectare in the summer
of 1998.
What would you expect the insect population to be in the summer of 2000, assuming no change in λ?
#Question id: 3418
#Unit 11. Evolution and Behavior
Which of the best explanation of directional natural selection occur by change in environmental condition?
A. Increase in the frequency of dark-colored mutants in polluted areas, became known as industrial melanism
B. Numerous insect pests become resistant to insecticides and numerous bacteria become resistant to antibiotics.
C. A plant that is too short may not be able to compete with other plants for sunlight. However, extremely tall plants may be more susceptible to wind damage
D- Beetles move into a new environment with patches of light-green moss and dark-green shrubs, both light and dark beetles might be better hidden (and survive better) than medium-green beetles
#Question id: 26814
#Unit 8. Inheritance Biology
#Question id: 32138
#Unit 1. Molecules and their Interaction Relevant to Biology