Answer:
Explanation:
How long is a sleep cycle? Your natural sleep cycle lasts about 90 minutes. During this time your brain moves through five different stages.
Before designing a screening test, You should determine the people who are going to take the test, you should determine what the screening test would consist or contain and lastly how are the takers going to take on the test.
Answer:
Single gene disorders are caused by DNA changes in one particular gene, and often have predictable inheritance patterns.
some disorders are; cystic fibrosis and sickle cell anemia
Explanation: