A complex, interrelated network of organisms and the surrounding nonliving environment in a defined area is a(n)
A) ecosystem. B) population. C) biosphere. D) community. E) biome.
A
Biology & Microbiology
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A plant cell with three sets of chromosomes is ____
a. haploid
b. diploid c. triploid d. tetraploid e. hexaploid
Biology & Microbiology
Theoretically, based on the cohesion-tension mechanism, the maximum height for the tallest trees should be about
____.
a. 50 ft b. 130 m c. 6 ft d. 3 m e. 75 m
Biology & Microbiology
Describe the process of double fertilization in flowering plants
What will be an ideal response?
Biology & Microbiology
When a species lives in suitable habitats throughout a geographical area they have
1.disjunct distributions. 2.continuous distributions. 3.a dispersal. 4.a vicariance. 5.None of the options is correct.
Biology & Microbiology