Which statement correctly compares nucleic acids and carbohydrates? They both contain carbon, but only nucleic acids contain hydrogen. They both contain carbon, hydrogen, and oxygen in a 1:2:1 ratio. They both contain carbon, but only carbohydrates contain oxygen. They both contain carbon, but only nucleic acids contain phosphorous.

In general, how long does it take to accomplish a long-term goal? a. a few days to a weekb. a few weeks to a monthc. a few months to a yeard. more than a year

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.

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.