Answer:
The contaminated water contains harmful chemicals which results in the cracking of rock.
For example: The feldspar crystals within the granite react with the water chemically to form clay minerals which makes the rock weak and hence result in weathering.
Answer:
c) in cities
a) in the southern part of the countries
Explanation:
Denmark, which is a country in northern Europe, for example, 86% of the Danish population lives in urban areas.
Similarly, due to the extreme conditions in northern countries such as Scandinavia, the very sparsely populated remote areas, likewise the northernmost region of Finland, Lappi, was the region with the lowest population density in the Europe of the Twenty-Eight in 2012, with only 2.0 inhabitants per square kilometer (km²).
1. The box is the cell wall because it is rigid in shape. The balloon with water represents the vacuole since it is the water storage of the plant cell. The marbles are ribosomes since they are scattered throughout the cytoplasm as energy generating organelles.
Thanks for the questions.
c) An embryo and an adult have different genes for hemoglobin. Hope this helps!