Answer:
Each child has 50% chance of having the disorder
Explanation:
Huntington disease is caused by break down of nerve cells in the brain. It is caused by the formation of a protein with a long polyglutamine sequence. It is a dominant gene. This means that if the child inherits the gene then the child will definitely show symptoms of Huntington disease. So, each child has 50% chance of inheriting the gene meaning that each child has a 50% chance of inheriting the disease.
Answer:
Highly Elliptical
Explanation:
This means that their orbits are unnatural and are not perfect circles.
The jet-like reactions of the comet push it away from a natural orbit. They pass by very close to the sun, and then move incredibly far away. This is also due to the Oort cloud, where comets fall apart and reform again.
The answer is d. The solar system used to have a bunch of dust and particles in the air, after a while gravity pulled the particles together and formed the sun and the other planets.
The process by which oxygen and carbon dioxide are exchanged between the lungs and the atmosphere is known as respiration.
Answer:
Most human sex-linked traits are X-linked and not Y-linked
Explanation:
