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Genetics and Heredity

Across
one of the fundamental components of DNA and RNA, in which it forms a base pair with guanine
deoxyribonucleic acid
any of numerous, highly varied organic molecules constituting a large portion of the mass of every life form and necessary in the diet of all animals and other nonphotosynthesizing organisms
Several threadlike bodies, consisting of chromatin, that carry genes
the transmission of genetic characters from parents to offspring
a fundamental constituent of DNA and RNA, in which it forms base pairs with cytosine
Down
one of the fundamental components of nucleic acids, as DNA, in which it forms a base pair with thymine, and RNA
a distinguishing characteristic or quality, especially of one's personal nature
the spiral arrangement of the two complementary strands of DNA.
The science of heredity, dealing with resemblances and differences of related organisms resulting from the interaction of their genes