A population of Blue Jays originally lays between 1 and 10 eggs at a time. As the environment changes, more predators arrive, and eat the eggs. Mothers with only a few eggs lose all of them and do not reproduce successfully. At the same time, there is a scarcity of worms, and mothers that lay 10 eggs cannot feed all of them. After a few generations the majority of Blue Jays lays 4-6 eggs only. What type of selection has occurred? A. Disruptive selection
B. Directional selection .
C. Artificial selection
D. Stabilizing selection

Describe the relationship and movement between temperature and density in a convection cell. make sure you identify the direction of travel

Cladistics is a way of classifying organisms by examining the characteristics of their ancestors and descendants and depicting the relationships in a cladogram. which of the following best describes a challenge in classifying organisms this way? a. there are millions of species on earth, and a cladogram is not a practical means for classifying all of them. b. it is impossible to tell which organisms are most closely related to each other using a cladogram. c. cladograms are detail-oriented and do not provide a useful understanding of evolutionary relationships. d. there is a limited number of ways to organize the information, so most cladograms end up looking very similar.

What do you need to use in order to work as an environmental scientist? you need to use the scientific method and__ in order to work as an environmental scientist.