Which of the following plant cells remain rigid? a. cell membrane b. nucleolus c. capsule d. central vacuole

Viruses are different from bacteria in that they can remain dormant on non-living surfaces they can be found just about anywhere they can infect just about every form of life

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.