Which descriptions apply to prokaryotic cells? Check all that apply.
are usually single-celled
contain a nucleus
do not contain membrane-bound organelles
have DNA located in cytoplasm
DONE

Do not contain membrane-bounded organelles.

Explanation:

All prokaryotic cells do not have membrane-bounded organelles, instead most of their chemical reactions occur in the cytoplasm.

they are known to reach a speed of 21 miles per hour

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.