He percentage of newborns that will develop behavioral difficulties that could be connected to behavioral teratogens is approximately: A. 5 percent. B. 10 percent. C. 20 percent. D. 30 percent.

20 percent

Explanation:

There are some conditions and agents which can impair prenatal development and lead to birth defects or even death knows as teratogens. For example, viruses, drugs, stressors, and malnutrition. Teratogens that can harm the prenatal brain, affecting the future child's intellectual and emotional functioning know as Behavioral teratogens. These increase the risk of harm to developing children. Some can influence the effect of teratogens.

1. Timing--- at which phase of pregnancy, developing organism exposed to the teratogen, either in 1st, 2nd or 3rd trimester.

2. Exposure-- at what dose or frequency of exposure of the teratogen, newborn is going to expose.

3. Genetic variability-- genetic makeup of newborn makes her more susceptible to the effect of a teratogen.

According to literature, 20 percent of behavioral teratogen can affect the newborn.

acceleration = 18/3 = 6 m/s per second.

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-lavira: )

your answer is going to be physical weathering