Match the bacterial group with the correct description. spirochetes mycoplasmas high-gc gram-positives proteobacteria chlamydias
a. they lack a cell wall and are extremely small
b. mitochondria of eukaryotes were derived from bacteria in this group
c. most antibiotics are from this group
d. can only live as parasites in cells of other organisms
e. have unique axial filaments; any are human parasites

How is the national wildlife refuge system similar to the pacific region coastal program? a. both programs are concerned with providing habitats for wildlife b. both programs are primarily concerned with preserving fish species c. both programs have set aside 150 million acres of land d. both programs are under the u.s. fish and wildlife service

In 2015, about ten percent of total u.s. energy consumption was from renewable energy sources. renewable energy plays an important role in reducing greenhouse gas emissions. when renewable energy sources are used, the demand for fossil fuels is reduced. sanjay and his family want to cut back on their use of non-renewable resources at home. they are thinking of an alternate way to heat their home without adding more greenhouse gases or pollutants to the environment. which renewable resource would not fit into their plan? a) solar power b) burning wood c) constructing a wind turbine eliminate d) generating hydroelectric power

What is the main fuel source for the work of the cell