Cystic fibrosis, which is usually lethal before reproductive ages, is a homozygous recessive disease. why do cases continue to arise, even though people with the disease rarely live to reproduce?

Which is the correct order in the scientific process? ask a question ® form a hypothesis ® make an observation ask a question ® make an observation ® form a hypothesis make an observation ® form a hypothesis ® ask a question make an observation ® ask a question ® form a hypothesis

What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid

This connective tissue consists of large round densely packed cells with the nucleus pushed to one side.