D. The input of solar energy can be added
Answer:
1. The physiological changes that will occur when someone lives at altitude for an extended period include increased production of more red blood cells.
2. The changes are advantageous as the person can survive lower altitude better and strenuous activities that interferes with breathing.
3. The specific physiological pathway that results in the changes described involves decrease in pulmonary ventilation at high altitude leading to hypoxia then hypoxemia. The body then produces more red blood cells to counteract the lower oxygen saturation in blood in high altitudes.
Answer:
Cells are the basic units of structure and makeup of tissues.
Explanation:
Definition: "...a collection of ideas and conclusions from many different scientists over time that describes cells and how cells operate." - Study.com
The answer is C. The brain stem controls blood circulation.
Answer and Explanation:
In the case when you move outwards from a tree so there would be more growth, the reasons are as follows:
1. The block i.e. left and light near tree permits lesser photosynthesis as in the tree
2. But if you move outwards so there would be more light
3. Also it permit plants to photosynthesis that generates greater amount of glucose and proteins for growth
In this way it would be explained
