Purines absorb UV light at ________ nm.

The most stable form of DNA is____

Chargaff's rule is followed by RNA.

_____ amounts for 80% of total cellular RNA.

_____ is the process of copying DNA by itself.

Protein is a _______

Transcription is a process that _______

Cellulose is a _____

Commonly used database for biologists is

Stop codon is

Weka is used for ________

How many naturally occurring amino acids are there?

The two strands of a double-helix model of DNA are held together by hydrogen bonds between

The building block of proteins is

Which of the following residues can form a hydrogen bond with side chain atoms?