Yaakov Has a Problem

question 19

Multiple Choice

Yaakov has a problem. Though he is of normal intelligence and does well in most classes, he struggles tremendously in math. Yaakov is most likely suffering from

• A)an intellectual disability.
• B)attention-deficit hyperactivity disorder.
• C)a learning disability.
• D)Down syndrome.

Identify the reasons for the early Earth being inhospitable to today’s life forms.

Describe the development of an oxygen-rich atmosphere.

Recognize the types of life that evolved during various geologic periods.

Explain the significance of the Cambrian explosion.