Answer:
Johannes Kepler proposed this theory
This is true because other organisms are lower in the food chain
Answer:The immune system protects your child's body from outside invaders, such as bacteria, viruses, fungi, and toxins (chemicals produced by microbes). It is made up of different organs, cells, and proteins that work together.
Read more on Brainly.com - brainly.com/question/16566272#readmore
It would probably be .D. Plankton populations decreasing.
In an experiment, that subjected participants to increasing isolation in a computerized ball-tossing game, fMRI scans showed activity in the cingulate cortex, a region of the brain that is active during EMOTIONAL PAIN.
Cingulate cortex is the limbic lobe involved in emotion formation, memory, learning, problem solving and self control.