Answer:
In an ecosystem, what happens to the atoms of certain chemical elements, such as carbon, oxygen, and nitrogen? They move into and out of living systems. process in which chemical energy is used to produce carbohydrates. ... single-essential nutrient that limits productivity in an ecosystem.
Explanation:
<span>Which is an indicator of poor air quality?
4. Smog</span>
1. 2 servings2. 4 servings3. 810 calories.<em>Brainiest please.</em>
Answer:
c-hormonal hyperplasia
Explanation:
When there is increase in the number of cells and tissues that appear normal under the microscope,Hyperplasia is said to occur.If these occur in cells of an endocrine gland of a system,then it is refers to as hormonal hyperplasia.
Therefore during pregnancy,the proliferation of the glandular epithelium in a pregnant woman (and at puberty in a females are examples of hormonal hyperlasia.
Its possible causes are;
a surge in local production s of growth factors,
In the numbers of growth factors receptors on the cells receptive to the factors,
and due to activation of specific intrancellular signalling pathways.