The structure of DNA is called a double helix because DNA is made up of two strands of nucleotides wound together in a spiral.
DNA has two strands that run opposite of each other and twist together much like a twisted ladder. Each backbone of the ladder is made up of alternating groups of sugar and phosphate groups.
I think its the immune system <span>¯\_(ツ)_/¯</span>
H2o is the most common molecule in the human body. Remember the fact that 70% of the human body is made of water? H2o is the molecule for water, meaning that H2o is the most common molecule.
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The heart has 4 chambers.
Answer:Photosynthesis is a process of cooking food by green plants using oxygen, Carbon dioxide, sunlight, water and minerals.
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