Nothing according to space in time
The Embyronic period of pregnancy is from conception to 8 weeks. 8 weeks and greater is the fetal period.
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Your immune system fights of disease
THE PROCESS IS CALLED DECOMPOSITION IM NOT SURE ABOUT THE FIRST ONE THOUGH.....HOPE THIS HELPED
Answer:
D. Their ability to replicate very fast and natural mutations combine to allow them to evolve rapidly
Explanation:
They develop mutations in their DNA that can be resistant to the drugs given.