Which statement best describes genetic material? A. A chromosome contains a single DNA molecule, which contains
one gene.
B. Genes are segments of DNA, which is packaged in chromosomes.
C. Genes are sections of proteins, which contain the codes for
chromosomes.
D. DNA is made up of many chromosomes, each of which codes for
a protein

i would say b

explanation:

but i think i would need more information than that

i believe the answer is true.

wher is the rest of the question

alchemy hadn't scientific methods of study, appeal to mysticism and fantasy, the knowledge of chemistry and physics were modest at that time.

alchemy was - but as new rules were discovered it either changed into chemistry or it became "unscientific".