The slowing down of the ray of light also causes the light to change direction
Answer:
A. aneuploidy; trisomic
Explanation:
Aneuploidy means having more numbers of chromosomes than usual while polyploidy means having an abnormal number of chromosome sets. Down syndrome is a trisomy on chromosome 21 meaning there are 3 chromosomes for chromosome set 21.
Water is less dense as a solid than as a liquid the answer is D
Answer:
B. they bring cold , polar winds to the equator
