Explain how chargaff's rule of base pairing watson and crick model dna.

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.

Look at the photo of the leaf, which term best describes this leaf ? a-simple.b-parallel.c-lobed.d-tooth.

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin