A plant tissue has cells that are photosynthetic,
have thin cell walls, and are living, dividing
cells. This tissue is
a. parenchyma.
b. collenchyma.
c. sclerenchyma.
d. phloem.
e. more than one of these
A
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If all of the variation in a trait in the population is due to differences in the environment, then the mean phenotype of the offspring would be independent of parental phenotype and would be identical to the mean phenotype of the population
A. true B. false
Which of the following would be considered density-dependent factors that could affect population growth?
A. frost B. droughts C. resources D. fire E. severe weather
The success of Chitwan National Park in Nepal is attributed primarily to ____
a. ecotourism b. exclusion of local residents c. ecosystem valuation d. benefits provided to local residents e. income derived through hunting
In terrestrial habitats, species richness is negatively correlated with primary productivity
Indicate whether the statement is true or false