Which are the two organic compounds that do not contain carbon-hydrogen bonds? 1. urea
2. carbon dioxide
3. carbon tetrachloride
5. diamond

Asegment of dna that codes for rna and a protein is a

Which of the following is not a technology that can be used to conserve resources? a. hydropower b. volcanic power c. natural gas d. geothermal select the best answer from the choices provided a b c d

Jellyfish sometimes squeeze in the sides of their bodies. this pushes a stream of water from the back end of their bodies. according to newton’s third law of motion, how will this behavior affect of the jellyfish ?