Which of these best describes a lacteal? a deep pocket in the intestinal wall where endocrine and antimicrobial cells are located a lymphatic vessel designed to introduce fats to the blood special capillaries in the villi designed for absorbing food effectively a projection of the small intestine wall designed to increase surface area?

What makes the results of a scientific experiment accurate? a) having multiple trials b) lacking any supporting data c) working in a lab d) using a hypothesis that is always true

Suggest why placing wheels under a heavy box reduces the neccessary force required to push it along at a constant speed.

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area