Early in your own development, a subset of diploid cells called began to develop within your pre-ectodermal tissue. These cells will eventually lodge in the gonadal ridge. Still later they will go through meiosis and give rise to primary oocytes or primary spermatocytes.

What does gradualism and punctuated equilibrium have in common

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

If animal agriculture was eliminated, how much grain would become available for human consumption?