James Watson<span> and</span>Francis Crick <span> discovered the three-dimensional structure of dna in 1953</span>
Answer:
I think that it is C.
Explanation:
I hope that this can help you, but I want to make this clear.
I AM NOT COMPLETELY SURE.
Answer:
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Explanation:
balnce it
I'm gonna go with D. dichotomous key because I believe the other ones are right and D is not related.
