Chromatin is remodeled and nucleosomes are repositioned, thereby making specific regions of the DNA available for transcription
Answer:
C
Explanation:
:) i think its C I hope it helps you if it is C
Answer: its to overturn such resiliency
Explanation:
Answer: the movement of ions or molecules across a cell membrane into a region of higher concentration, assisted by enzymes and requiring energy.
Explanation:
Requires energy input from a cell and enables A cell to move a substance against its concentration gradient
Programmed Theories - it suggests that our body is designed to age and that there is a timeline that our bodies follow, and switch in our genes that switches off over time.
Error Theories - we age because of environmental hazards that our bodies accumulate over time.
