Molecules diffuse across the plasma membrane with assistance from membrane proteins, such as channels and carriers.
Answer:
A gene
Explanation:
base pairs can differ
but when gene is changed, chromosome is affected
The following statements are true about the modification of chromatin structures in the eukaryotes:
1. Melthylation of histone tails in chromatin can promote condensation of the chromatin.
2. DNA is not transcribed when chromatin is package tightly in a condensed form.
3. Acetylation of histone tails in chromatin allows access to DNA for transcription.
4. Some form of chromatin modifications can be passed on to future generation of cells.
5. Acetylation of histone tails is a reversible process.
I believe wilderness, but you can go online and research it just to make sure !