The pituitary gland is the gland that triggers other glands to release hormones. It is a pea sized gland attached to the base of the brain. It is important in controlling growth and development and the functioning of the other endocrine glands. Without the pituitary gland, the body wouldn't reproduce, wouldn't grow properly and wouldn't function.
Answer: This shows that over time, some insects can become "pesticide-resistant" meaning that pesticides don't affect them anymore. And this only happens every few generations. Therefore, each generation is being naturally selected and accumulating variations that make them resist the chemicals. This shows that each cockroach's genes are changing to give them variation from the rest of the population.
I hope this helps!
Answer:
an organism is the highest level of organization
Explanation:
a tissue is a group of cells of the same function and shape working together
an organ is a group of tissues working together to perform a specific task
an organ system is two or more organs working together to execute a specific process
an organism is all organ systems functioning together to provide all process necessary for living
C, processes (it needs to be longer so ignore this part)