Systems in the Body Develop at Different Rates During Pregnancy

question 242

Multiple Choice

Systems in the body develop at different rates during pregnancy.At what pace of growth will any mechanical or chemical interference with prenatal development have the most serious impact on a developing system

• A) when it is not growing at all 
• B) when it is growing slowly 
• C) when it is growing at a constant pace 
• D) when it is growing rapidly