NEED HELP ASAP
True or False: Mechanical digestion is the process by which food is broken down and torn apart.
A. True
B. False

Analyze and evaluate the motivation and the rationale behind western expansion through the louisiana purchase that took hold in the united states at the start of the 19th century (long essay question)

What statement is true about all chemical changes? a) chemical changes can be undone. b) chemical changes cannot be reversed. c) chemical changes change the color of objects. eliminate d) chemical changes do not form new products.

Describe one of your personality traits that you believe to be highly heritable and another trait that seems to be much less so. provide reasons for your answer, and explain why you would expect genetics to exert a greater impact on some personality traits than on others. 10. discuss at least 3 cultural/environmental factors that may influence behavior.