#Question id: 3628
#Unit 8. Inheritance Biology
Two mutant plants, both bearing white flowers, were crossed. All F1 plants had red colored flowers. Which one of the following conclusions is correct?
#Question id: 2687
#Unit 2. Cellular Organization
What is the correct order for increasing gene density?
#Question id: 19871
#Unit 13. Methods in Biology
#Question id: 11714
#Unit 10. Ecological Principles
In recognizing patchiness in the natural world, ecologists have developed three different models of populations. Which of these recognize(s) that there are differences in the quality of habitat patches without considering effects of differences in habitat quality within the habitat matrix?
#Question id: 11278
#Unit 10. Ecological Principles
Which of the following is true with respect to oligotrophic lakes and eutrophic lakes?
A) Oligotrophic lakes are less subject to oxygen depletion.
B) Rates of photosynthesis are lower in eutrophic lakes.
C) Eutrophic lake water contains higher concentrations of nutrients.
D)Sediments in oligotrophic lakes contain larger amounts of decomposable organic matter.