<u>Reason as exposure to teratogens during the embryonic period carries the greatest risk for developmental abnormalities:</u>
Teratogens are those substances that causes functional or physical abnormalities when the pregnant women are exposed to it. The are four types of teratogens namely,
- metabolic conditions
- physical agents
- drugs or chemicals
- infections
Generally, the abnormalities occurs during the third to eighth week of pregnancy i.e the period when the major organs of the fetus develop. They can also lead to the complications like miscarriage, preterm labors or spontaneous abortions.
Some of the types of tranquilizers namely, lithium and phenothiazine are considered to be teratogens. Most of the congenital malformations are of unidentified origin, but the teratogens that are known and evaluated include maternal illnesses and infections, drugs, metal toxicity, or physical factors (for example radiation).
The correct answer is C) 1941. Hope this helps.
I think that there would be very little change regarding our succes as a country
Answer:
the polar jet stream brings down cold polar conditions from the north. Ocean surface currents circulate warm and cold ocean waters in convection patterns and influence the weather and climates of the landmasses nearby.The prevailing direction of the global winds in these large regions affects weather conditions.
Explanation:
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