Which is a common psychological side effect of dementia?

optimism

loss of brain functionality

emotional distress

loss of coordination

Which description provides the best objective summary of the article in the passage?

In which layer do organisms on earth love?

Which of the following statements about genes and traits is true? a single trait can be controlled by multiple genes. a single gene can control a single trait. a single trait can alter multiple genes. a single gene can influence multiple traits.