chapter 4 Flashcards
(12 cards)
What is a phosphodiester bond?
a covalent bond that forms between the ribose sugar and base in RNA
an ionic bond that forms between two charged amino acid side chains
a hydrogen bond that forms between two amino acid side chains
a covalent bond that forms the backbone of polypeptide chains
a covalent bond that forms the backbone of DNA and RNA molecules
A covalent bond that forms the backbone of DNA and RNA
What is a single molecule that can form a complex secondary structure?
RNA
Can RNA or DNA be translated into a protein?
RNA
What is the genome for prokaryotic organisms?
DNA
Pyrimidines have ____ ring structure.
Single
Purines have a ____ ring structure.
double
Translation is ____ to ____
RNA to protein
Transcription is ____ to ____
DNA to RNA
Replication is ____ to ____
DNA to DNA
Which statement describes a gene?
one variation of the code for a protein
the physical trait produced by an organism’s genetic makeup
a section of DNA in which the code for a protein is located
the pair of DNA sequences an organism has for a trait
a section of DNA in which the code for a protein is located
DNA and RNA are nucleic acids. Like other polymers, nucleic acids are made up of repeating units called monomers.
What are the monomers, or building blocks, of nucleic acids?
monosaccharides
fatty acids
amino acids
nucleotides
nucleotides
What intermolecular force is responsible for holding the two strands of a DNA double helix together?
covalent bond
hydrogen bond
phosphodiester bond
ionic bond
hydrogen bond
