It involves chromosomal abnormality; w<span>hen the condition is caused by trisomy 21, (down syndrome), the </span>chromosomal abnormality<span> occurs as a random event during the formation of reproductive cells in a parent. The </span>abnormality<span> usually occurs in egg cells, but it occasionally occurs in sperm cells.
I hope this answers your question. =)</span>
Answer:
Threshing may be done by beating the grain using a flail on a threshing floor. Another traditional method of threshing is to make donkeys or oxen walk in circles on the grain on a hard surface. A modern version of this in some areas is to spread the grain on the surface of a country road so the grain may be threshed by the wheels of passing vehicles.
Explanation:
Hoped this helped! :D
First she needs a warm up, stretch the muscles and prepares the body
Second workout begin exercise
Cool down your heart and body need to relax
Oysters contain the most zinc, compared to any other food. there are 32mg of zinc in 6 raw oysters.
hope that helps :)