Which of these describes a difference between viruses and cells? A. Cells contain protein, and viruses contain only carbohydrates.
B. Viruses have flagella, and cells have only cilia.
C. Cells reproduce independently, and viruses require a host to reproduce.
D. Viruses have membranes made of proteins, and cells have membranes made of nucleic acid.

Me . based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?

Which statements describe resources? one of the factors people use when deciding where they will live is the availability of resources. renewable resources have little value for people. resources are unevenly distributed throughout the world. energy is the world resource which has the highest use. the use of nonrenewable resources has decreased in recent history. the use of resources is evenly distributed throughout the world. the world's oil supply will last for the next forty years if its use continues as expected.

Which of the following is the source of energy for photosynthesis? a.) glucose b.) chlorophyll c.) carbon dioxide d.) sunlight