Answer:Yeast and Bacterial ribosomes have the same number of rRNAs in them
I think you're talking about histones. Histones are proteins found in eukayotic cell nuclei. Histones are what DNA wrap around so it fits inside the nucleus and helps with the formation of chromosomes.
Answer:
Organism's habitat (where a species live) can be described as all of the biotic and abiotic factors in the area where an organism lives.
Ecological niche (how species live) is composed of all of the physical, chemical, and biological factors that a species needs to survive, stay healthy, and reproduce. Niche includes food, abiotic conditions, and behavior.
