Answer:
Mountain Ranges.
Explanation:
The natural boundary which shielded the Indus and Ganges Valleys from invaders to the north was mountain ranges. The world's tallest mountains that stood on the north of the Indua valley served as a guard to protect the Indus and Ganges valley from being invaded.
<u>Indus Valley is surrounded by the world's tallest mountain range of </u><u>the Hindu Kush, the Karakorum, and the Himalayas in the north.</u><u> Indus and Ganges valley form the most fertile landforms.</u>
Thus the correct answer is that the natural boundary of mountain ranges guarded Indus and Ganges Valley from being invaded.
Answer:
Testosterone
Explanation:
Testosterone is a male sex hormone. When the level of testosterone drop below normal it leads to infertility in males. It is very common among males to have a low level of testosterone. This hormone is responsible for male sex characteristics development. These are the messenger in the body that transfer massage in body and help in developing body changes. It is also found in females but it is a very small quantity.
In males, it is a type of hormone that regulates many functions in the body such as
- Sex derives
- Bone mass
- Muscles size strength
- Production of red blood cells
- Fat distribution
The patches address in Nicole a sexual dysfunction due to hormone testosterone
Answer:
D. post-traumatic stress disorder
Explanation:
PTSD is <em>a disorder in which a person has difficulty recovering after experiencing or witnessing a terrifying event</em>.
Some symptoms of this disorder are having nightmares about the event, and avoiding situations that could trigger memories of the event. Sandra has those symptoms! More symptoms of PTSD she has is heightened reactions (she flinches when going through intersections) and anxiety (she's anxious when driving).
