It maintains cell shape and assists movement of the cell parts and it also provides stability of the shape.
1. Temperatures are extreme; mostly high or very cold temps (only winter and summer it feels like). They have changed over years.
2. Polar ice caps (glaciers) are melting drastically.
3. Habitats/ecosystems such as the coral reef are suffering and are expected to disappear over the course of 10-20 years
Answer: Option A
Explanation:
Mendel used many the same pea plants for the description of many characters independently in those pea plants only.
The Principal of Independent Assortment states how different genes express themselves independently when reproductive cells develop.
This was first observed by Mendel by his experiments. Every character of the pea plants that he used appeared independently.None of the two characters got mixed with one another.
Hence, the correct answer is option A