Answer:
a. DNA carries instructions for the functions of every cell and enzyme in living organisms.
b. DNA can serve as a way to identify one individual from another.
Explanation:
Which of the following is TRUE about DNA?
a. DNA carries instructions for the functions of every cell and enzyme in living organisms.
b. DNA can serve as a way to identify one individual from another.
c. All living organisms can carry DNA in practically every cell of their body
Because bacteria mutates that's why we have a new flu vaccine every year , because strains of DNA in the bacteria change all the time.
Differences in the density of water can also cause currents to form and move. Density is affected by temperature and salinity. Cold water or water with dissolved salts (higher salinity) is denser than warm water or water without dissolved salts (low or no salinity).
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Answer:
how a freshwater ecosystem, such as a pond, can change into a terrestrial ecosystem.how a freshwater ecosystem, such as a pond, can change into a terrestrial ecosystem.how a freshwater ecosystem, such as a pond, can change into a terrestrial ecosystem.how a freshwater ecosystem, such as a pond, can change into a terrestrial ecosystem.
Explanation:
