<span>Sperm are the only human cells to have flagella.</span>
3) Heredity because Heredity is defined as the characteristics we get genetically from our parents and our relatives before them.
Acid - base indicators (also known as pH indicators) are substances which changecolor<span> with pH. They are usually weak acids or bases. Consider an indicator which is a weak acid, with the formula HIn. At equilibrium, the following chemical equation is established.</span>
Answer: true
Explanation: i read it on khan academy
Deoxyribose sugar and phosphate group
Are nucleotides