The right answer is D.
Transcription in prokaryotes is simpler than transcription in prokaryotes. It does not need a hairpin structure to initiate transcription (it is rather for termination).
The rho factor is a termination factor.
TBP does not exist in prokaryotes, although it has a TATA box which is an important structure for initiation. TBP exists only in eukaryotes. Sigma factor replaces TBP in prokaryotes.
Mostly, bacteria do not have histones.
Answer:
mutualism and parasitism
Examples:
mutualism: crocodiles and birds
parasitism: mosquitoes and humans
Answer:
Diffusion
Explanation:Diffusion is the process in which molecules move from an area of lower concentration to higher concentration along the concentration gradient.
after we breath in oxygen it is transferred to red blood cells. So it is important for cellular respiration.
The hydrosphere i believe, hope this helps!