Answer:
The sister chromatids are identical to one another and are attached to each other by proteins called cohesins. They are formed.
Explanation:
Answer: A
Biomass energy can reduce the amount of organic material discarded in landfills.
I think
Prometer---> Spot where transcription begins
Operator ---> On/Off switch
Terminator ---> Spot where transcription ends
Answer:
Organ is a unit/group of tissues (structurally) that performs a basic function while organ system is a group of various organs that together helps in certain biological processes (must for one's survival).
