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DNA - Coggle Diagram
DNA
4 nitrogenous bases
Cytosine
Guanine
Thymine
Adenine
Complementary Base Pair
Folded up into chromosomes
46 total in humans (Diploid)
23 pairs
22 autosomes, 1 sex pair
Dominant alleles
Always expressed in the phenotype
Capital letter
Sex Chromosomes
Female - XX
Male - XY
Recessive alleles
Only expressed in phenotypes if 2 present
Lowercase letter
Gene
Section of DNA coding for specific protein
Genome
Entire DNA of an organism
Phosphate, Sugar (Deoxyribose) & Nitrogenous base
Nucleotide
Homozygous
Same allele
Heterozygous
Different alleles
Deoxyribonucleic Acid
Double helix
Phenotype is appearance of an organism
Sugar phosphate backbone
Made up of 2 strands