Answer:
it helps a car slow down or pull to a stop I think
Answer:
B.
Explanation:
The movement of substances(ions and molecules) against their concentration gradient is called Active transport.Since these substances are moving against whew they are already in abundance,extra energy is needed for them to move against this gradient.Therefore,ATP.,oxygen is needed by the cells undergoing this transport process to transfer substances into the cells.
It is useful for entry of substances in plants e.g glucose,and for transport of materials in intestine in man
Na-K pumps, exocytosis,endocytosis are examples of this transport process.
It is inhibited by lack of oxygen,cyanide etc.
Answer: Option D) empirical evidence
Explanation:
In every scientific process, an assumption can only be examined with the aid of techniques and procedures that rely on physical observation, not just feeling.
This careful observations are regarded as empirical evidence, and it is upon it that scientific explanations are made
The answer is light-independent reactions.
