Answer:
A Mutation is when a DNA gene is damaged or changed in a way that changes the genetic message carried by that gene.
Explanation:Mutations are sometimes good and sometimes bad it can also cause genetic variation which increases the survival of a species
Answer:
Input is oxygen and output is carbondioxide or the movement.
Explanation:
These two systems i. e. scuba diver and scuba gear interacting with each other by giving oxygen to the individual and remove carbondioxide gas from the diver. The input of this system is oxygen that is required by the diver while the output is the carbondioxide gas produced by the diver or the movement of the diver. This scuba gear is responsible for the removal of carbondioxide gas from the system. This scuba gear enable us to stay in deep water for 60 minutes.
Answer:
a
Explanation:
the kidney secretes an enzyme called rennin that helps to control blood pressure is not true the kidney does not secret rennin
False. They form a V formation so that it will lower their heart rate and make it easier to go longer distances. And when they are in a V formation, it results in wind resistance.
Answer:
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Explanation:
