Answer:
true
Explanation:
acne is disease which effect in skin
Answer:
Cells can die because they are damaged, but most cells die by killing themselves. Some cell death processes leave no trace of the dead cell, whereas others activate the immune system with substances from the dead cell.
Explanation:
1. reduce the number of trips you take in your car
2.reduce or eliminate fireplace and stove use
3.avoid burning trash, leaves, and other materials
4.avoid using gas-peered lawn and garden equipment
Answer:
Addition of a(n) methyl group to certain lysine residues of a histone protein makes the region of chromatin transcriptionally silent; addition of a(n) acetyl group to certain lysine residues makes the region of chromatin transcriptionally active.
Explanation:
The changes suffered in the expression and activity of the genes are studied by the Epigenetics.
