Tag: extrachromosomal inheritance

Different types of inheritance pattern

Autosomal dominant, autosomal recessive, X linked dominant and X linked recessive inheritance. The human contains 23 pairs of chromosome. 22 pair of autosomal chromosomes and a pair of sex chromosomes. Each gene is present in two copies on two homologous chromosomes. “An alternative form of the gene is called as an allele”. It is possible

Read More

Extrachromosomal inheritance class 2: organelle DNA

Introduction to chloroplast and mitochondrial DNA   Organelle DNA Cytoplasmic DNA is present in membrane-bounded organelles inside the cell. Chloroplast and mitochondria are most common organelles having their own DNA. This DNA helps them for the synthesis of their own protein molecules to perform different biological functions. Chloroplast DNA Photosynthesis occurred within chloroplast provides an

Read More