Answer:
you can't always
Explanation:
however, if an answer is understandable to you (as in you can logically agree with the way that an answer was developed, and that you have some idea of what the question was asking) you can typically trust it
(and challenge it if it is not)
Answer:
because of their water splitting enzymes
Explanation:
Based on the information provided within the question it seems that plants would be considered to be one step ahead in the utilization of hydrogen as an alternative fuel source because of their water splitting enzymes. These enzymes are used in the plant's photosynthesis process to break down water into it's base elements of hydrogen and oxygen. Thus easily being able to collect their own hydrogen which is one of the biggest problems for using hydrogen as a replacement for petroleum.
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Answer: c. neither the subjects in the experimental or control groups nor the experimenters know which are the experimental and control groups
Explanation:
A double minded study could be described as one where both the party carrying out the experiment and the perty involved in the experiment do not know themselves. The researcher has no idea with whom they are interacting with. They just perform function and go their way. The purpose of the study is to eliminate suggestion among pratitioners.
Answer:
Overview. Development is always planned and is the first condition for the
effective planning and development . Formulating a plan for the appropriate
use of available resources and means to fulfill certain objectives in the
specified period is called Development Proposal Formulation .
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