Answer:
Sample 4.
Explanation:
Oxygen is very important for life, so this should be present.
Answer:
A cell is the smallest unit of a living thing.
I honestly don't remember much about this and I'm sure someone else will answer more thoroughly for you but I believe it is the "<span>messenger". It carries instructions from DNA to conrol the synthesis of proteins</span>
Answer:
Iraq will have to massively reduce the birth rate to achieve a zero growth rate. In the middle east, there is more sexual freedom which may cause sexual education to be useless. Iraqi government would most likely have to give widespread contraception to its citizens.They would either have to lower birth rates or increase death rates. It would be more practical for the Iraqi government to provide contraception's and sexual education among its citizens to decrease birth rates.
Answer:
in mitochondria ,many enzymes are produced to use in cellular respiration .it also produce energy(ATP).
Explanation: