Hormones trigger facial hair growth in a maturing male <u>physical & sexual systems</u> systems
<u>Explanation:</u>
When a male attains puberty the androgen's take control and regulate the male physique development. This puberty changes triggers the sex hormones.
After 12 years their testosterone hormones start working on the hair follicle which replaces the thin tiny vellus hair to thick black and hoarse hairs. Eventually the hormone felicitates growth of hair in his face, under arm and leg.
Men with levels of testosterone and dihydro testosterone or DHT is the major driving factor that causes the growth of facial hair.
Passive transport permits the transported molecule to move in either direction, but the majority of transport occurs down the concentration gradient of the molecule.
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When you intake starch it breaks down into sugars.
From the two examples of human activities that have an impact on water; Burning trash has a negative effect on water
<h3>Effect of trash burning and argument</h3>
Trash can be defined as wastes, majorly household waste materials that are disposed. Burning of trash is very harmful to the health as well as water.
When we burn our trash we release some harmful chemicals into the atmosphere that get to mix with water precipitate and the come down to earth as either rain or snow.
In conclusion, Burning trash has a negative effect on water
Learn more about trash : brainly.com/question/3406415
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B.
The tundra climate is a transitional climate between the Subarctic and ice cap climates. It is a region of rolling to nearly level terrain almost entirely devoid of trees. Polar climates like the tundra are characterized by very cold temperatures and generally dry conditions.
