Answer: C) a factor that may affect an experiment or investigation
Explanation:
This is the best answer. A and B can be eliminated. D describes a controlled variable which is more specific than a scientific variable, thus C is the best answer. It is the best description of just a scientific variable.
I think it is carbohydrates
During photosynthesis, carbohydrates are produced.
Hope it helped,
Happy homework/ study/ exam!
Answer:
D) antibiotic
Explanation:
Because there’s nothing you can do about a virus other than take the vaccine, but when you get it, you need antibiotics to help your immune system fight it off.
B) The enzyme has active sites where the substrate binds with the enzyme to form a complex. When the substrate binds to the active site, an induced fit is formed where the enzyme changes its shape in order to better serve the substrate and lower the activation energy of the reaction