However, the cells do not burst due to the presence of the CELL WALL that provided structural support for the CELL.
The cell wall is a cell organelle that is found in plant cells only. It serves as a sort of skeleton to the cell because it gives rigidity and structural support to the cells. The cell wall is located outside the cell membrane and it is made up of cellulose. It also gives protection to the plant cells.
The correct answer is d: cDNA.
<span>cDNA or complementary DNA is DNA synthesized usually from messenger RNA (mRNA) by the enzyme reverse transcriptase. Because this molecule is from mRNA it contains only exons. cDNA is also produced naturally by retroviruses, for example, HIV virus.</span>
The concept of the struggle for existence<span> concerns the competition or battle for resources needed to live. It can refer to human society, or to organisms in nature. The concept is ancient, and the term </span>struggle for existence<span> was in use by the end of the 18th century. From the 17th century onwards the concept was associated with a population exceeding resources.
Hope this helped!
STSN</span>
The answer should be the first quarter moon