Answer:
Synthesis of ATP by ATP synthase does not occurs in the absence of oxygen because oxygen is responsible for the transportation of electrons to the cell from electron transport molecules. This electron is used for the production of ATP. If oxygen is not present during ATP production, electrons will not formed in the system. That's why oxygen is very necessary for ATP production.
According to the law of definite proportions the formula for table salt is NaCl always never modified or changed in any way
Answer:
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Nucleic acids: Stores and transfers info.
Carbohydrates: Store energy, provide fuel, and build structure in body, main source of energy, structure of plant cell wall.
Lipid: Insulator and stores fat and energy.
Protein: Provide structural support,transport, enzymes, movement, defense.
Answer:
For a scientific hypothesis to be useful, it must be a
<u>testable</u> explanation of facts
Explanation:
In the scientific method, the hypothesis represents the starting point of all research, where the observation of a phenomenon is followed by a possible explanation that must be measured and proven.
It is important that the hypothesis presents defined, specific and real variables, and there must be the possibility of test it and have the necessary tools for this purpose.
Regarding other options:
<em> A. Provable
: the probability of a hypothesis implies that it may or may not be true.</em>
<em> B. Widely accepted
: the explanation that provides a hypothesis needs to be demonstrated through experiments in order to be accepted.</em>
<em> C. Correct: the hypothesis will not be correct until it has been tested.</em>
