What helps the chromosome coil up ? A. Volume

B. Histones

C. Polymerase

D. Hydrogen

( please help its due right now ) ( ✌︎'ω')✌︎

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

Anne, an intern in a microbiology lab, was observing the characteristics of various specimens of protists. match each specimen to the category of protist to which it belongs.

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.