WILL GIVE BRAINLIEST what do Biomolecules contain?

carbon to carbon bonds

carbon to hydrogen bonds

carbon to sulfur bonds

carbon to silicon bonds

Which of the following is a possible reason for sleep? a) growth b)digestive c)speed d)intelligence

Which gas found in the earth's atmosphere greatly impacts the daily range of temperature on earth. a) oxygen b) hydrogen c) nitrogen d) water vapor

Which is an important function of normal flora? a. aid with bone marrow production. b. crowd out pathogenic bacteria. c. destroy digestive track pathogens. d. manufacture iron in the bloodstream.