It’s a type of Nucleotide
Gravity is a force that pulls objects down. If there was no gravity the book would not fall, nor would it move unless it is acted upon by an outside force.
So your answer would be, The book would stay where it is
The answer would be D. Contain cytoplasm.
bacteria(prokaryotic cells) have a cell membrane, cytoplasm, DNA, ribosomes but lack all membrane bound organelles that eukaryotic cells have.
The repressor protein blocks the genes from making mRNA.