Compounds are made up of

electrons

cells

molecules

protons

12. Fluid_ each cell. A. fills B. fills and surrounds C. doesn't fill D. surrounds

Why does having a genetically diverse population make a species more likely to survive a change to the environment?

Identify the possible levels of protein structure shown by an A. primary B. secondary C. tertiary D. quaternary

Which method (s) can be used to join double-stranded breaks in DNA? (choose all that apply) a. homologous end joining b. polymerase chain reaction c. homologous recombination d. Non-homologous end joining

How does a fern tree get energy?

How do different spheres of earth interact?

What are 3 important trends in our solar system?

State that plants and animals are capable of sexual reproduction

How is a moon day different than an earth day?

If this chemical equation, CH4 + O2 - -> CO2 + H2O, were balanced, for every one carbon dioxide you produced, you would have 4 water molecules. t or f