DNA, Chromosomes, Genes, Protein Synthesis Crossword Puzzle

QUESTIONS LIST:

• trait : an inherited feature or characteristic
• forty six : the number of chromosomes in your body cells
• polypeptide : a chain of amino acids
• chromosome : a coiled up molecule of dna that is visible just before the cell divides
• histone : dna is wrapped around this protein
• codon : a group of three mrna bases
• transfer : a type of rna that carries an amino acid
• adenine : a dna nitrogen base starting with a
• thymine : a dna base always paired with adenine
• uracil : an rna nitrogen base starting with u
• amino acid : small molecules of c, h, o and n which build proteins
• nucleus : where dna is found in the cell
• gene : a section of dna that is the code for a protein or rna
• centro mere : the central part of a chromosome which is tightly bound
• valine : an amino acid formed from the bases gua
• translation : the process of forming a protein from rna
• bivalent : an x-shaped chromosome
• hydrogen : a type of chemical bond holding base pairs together
• guanine : a base always paired with cytosine
• replication : when dna copies itself
• protein : molecules containing nitrogen which build our bodies for example keratin
• dna : abbreviation for deoxyribonucleic acid
• ribosome : an organelle in the cytoplasm where mrna is read
• transcription : when messenger rna is produced
• chromatid : single strand of a chromosome