Biology Chapter 11 Crossword

A carbon ring structure that contains one or more atoms of nitrogen
When DNA is composed of two strands twisted together , it is called____
The process when the DNA in the chromosomes is copied
Brings information from the DNA in the nucleus to the cell's factory floor, the cytoplasm
a nucleic acid present in all living cells.
a self-replicating material present in nearly all living organisms as the main constituent of chromosomes
a sugar derived from ribose by replacing a hydroxyl group with hydrogen
Ribosomes made of this clamp onto the mRNA and use its information to assemble the amino acids in the correct order
This transports amino acids to the ribosomes to be assembled into a protein
Enzymes make a RNA copy of a portion of a DNA strand in a process called______
Each set of three nitrogen bases in mRNA representing an amino acid is called _____
a step in protein biosynthesis wherein the genetic code carried by mRNA is decoded to produce the specific sequence of amino acids in a polypeptide chain is called _____
Any change in a DNA sequence is called ____
A change in a single base pair in DNA is called ____
A mutation in which a single base is added or deleted from DNA is called ____
When a chromosome breaks and rejoins correctly its called a _____
Any agent that can cause a change in DNA is called____