HEL MEDEEE

Why should scientific investigations be replicable?
A.
to make explanations less conclusive
B.
to make sure data is accurate
C.
to better align with proposed hypotheses
D.
to allow scientists to improve procedures

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z

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

Which type of respiration takes place when there is no oxygen present? a. anaerobic b. mitochondrial c. cellular d. aerobica. anaerobic