Answer:
down syndrome
Explanation:
people with down syndrome have an extra chromosome in the twenty-first pair
Depending and what kind of whale, yes
Answer:Polaris is directly overhead (i.e. at zenith) at the North Pole and at the horizon for an observer at the equator. The rule of thumb for the altitude of Polaris is that the altitude of Polaris equals your latitude on Earth.
Explanation:Polaris is directly overhead (i.e. at zenith) at the North Pole and at the horizon for an observer at the equator. The rule of thumb for the altitude of Polaris is that the altitude of Polaris equals your latitude on Earth.
Answer:
Deoxyribonucleic acid is the full form of DNA.
I think that it is B - it is in the brain, a part of the nervous system, but it also releases hormones , which are all true.
