- The number of chromosomes present in the frog cell is 26.
- Chromosomes in an organism are present in pairs and these pairs are called Homologous.
- DNA is composed of chemical units known as Nucleotides.
- The type of linkage present between nucleotides is Phosphodiester.
- In 1953, James Watson and Frencis Crick determined the structure of DNA.
- Egg cells and sperm cells are called gamete.
- A male gamete is called sperm.
- A female gamete is called egg/ovum.
- A male gamete unit with a female gamete during fertilization to form a Zygote.
- Fusion of gametes, sperm with egg cells, is called Syngamy.