A. Intracellular
The pathway water takes to reach the xylem cells in which it passes through each cell of the cortex is the intracellular route.
Adaptation through natural selection
Answer:
Perform different functions for the organisms
Explanation:
1-Stem cells can differentiate into other specialized cells.
2-Specialized cells are more complex.
3-Specialized cells usually do not reproduce
Answer:
This cumbersome trait significantly decreases the male's chances of survival. ... natural selection: that is, that organisms better adapted to their environment would benefit from ... the individual's reproductive success, even at the expense of their survival (Darwin 1871). ... A successful male can potentially sire many offspring.
Explanation:
Answer: It means to guide and regulate chemical and physical parameters to keep your body or environment in a constate state for proper functioning.
Explanation: This is called homeostasis. The body has systems in place to monitor its components such as cells, organs and any other molecule needed to maintain life and good health. The body needs to maintain its temperature at 37°C, pH of blood at 7.4, water balance, osmotic pressure, growth rate and tissue repairs whenever it dictates the need, danger of infection or injury.
All of these form an integral part of a healthy living organism and it needs to always be stable, regulated and monitored. This is called maintaining homeostasis.