<span>Genes are the main cause of a Carabelli Cusp.
This is a condition where there is an additional cusp on the first molar of the
tooth and become less pronounce when progressing to the second and third
molars. In some cases, the cusps' forms included pits, ridges, and furrows. <span>
<span>The Carabelli
Cusp is a condition most common in Europeans and rarest in the Pacific Islands.
It is an inherited feature from a homozygote or a heterozygote gene that can be
present or absent in some
individuals. It was
discovered in the year 1842 by Georg Carabelli, a court dentist of the Austrian
Emperor Franz. </span></span></span>
Answer:
True
Explanation:
About 20 percent of all children have difficulties that could be connected to behavioral teratogens, but it is hard to link the teratogens with the difficulties because the relation is not simple or direct.
First, it has to be determined if the brain or emotional problems that the kid has are due to behavioral teratogens or not, which can be hard since there are a lot of factors that can influence teratogens and affect the baby differently.