The addition of acetyl groups to histones is associated with chromatin condensation and and higher levels of gene expression
Wind<span> is a </span>form of solar energy<span>. Winds are caused by the uneven heating of the atmosphere by the sun, the irregularities of the earth's surface, and rotation of the earth.</span>
The correct answer is "crossing over."
Cellular growth takes place under interphase, specifically under G1 phase of interphase wherein there is increase in cell proteins and structure. Duplication of chromosomes (or DNA synthesis) takes place under interphase, specifically under the S phase of interphase. In the S phase, there is also duplication of organelles. Crossing over takes place under prophase I of meiosis.
Do you need a poem? Not sure what the question is?