Plant structures are made mostly of which elements? A. carbon and oxygen B. carbon and potassium C. nitrogen and hydrogen D. nitrogen and phosphorus

Which best describes a benefit of using dna technology in medicine? a) medicine can be produced in mass quantities. b) medicine can be distributed at a reduced cost. c) medicines have fewer side effects. d) medicines are resistant to antibiotics.

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above

Laurels suv was detected exceeding the posted speed limit of 60 kilometers per hour how many kilometers per hour would she have been traveling over the limit if she had covered the distance of 10 kilometers in 5 minutes whats the speed distance and time