Biodiversity can be measured by the number and relative abundance of species in an ecosystem. which potential solution below best addresses the issue of loss of biodiversity in a north american ecosystem? a) introduce fast growing plants light kudzu (from japan) which can become groundcover to prevent erosion. b) identify keystone species in an ecosystem and isolate them in a protected area away from other species. c) remove decomposers by applying fungicide so that more organic material is available to animals and plants. d) inspect ships moving through international waters to prevent the introduction of invasive species, which can potentially outcompete native species

Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.

Which statement best describes a typical difference that could be found between the "analysis" and "conclusion" sections of a lab report? a) only the "conclusion" describes errors that occurred during the experiment, and only the "analysis" section suggests further research. b) only the "analysis" section includes specific data comparisons, and only the "conclusion" section suggests further research. c) only the "analysis" section discusses whether the original hypothesis was supported, and both sections include graphs of data. d) only the "conclusion section discusses whether the original hypothesis was supported, and both sections suggest further research.(the answer is b i just took the test)

The chemical form of energy that is useable by the cell to do work