Answer:
Scientific ideas are changed when better ones are found.
Explanation:
A catalyst works by providing an alternative reaction pathway to the reaction product. Furthermore the rate of reaction is increased.
Answer:
C.
Explanation:
"Cellular respiration, the process by which organisms combine oxygen with foodstuff molecules, diverting the chemical energy in these substances into life-sustaining activities and discarding, as waste products, carbon dioxide and water."
I think its c i could be wrong though
Metaphase. Easy way to remember is this is the chromatids align on the metaphase plate