BIOL 111 FINAL TAMU – FLETCHER Questions And Answers 100% Solved | Already Passed

The element present in all organic molecules is - Carbon Cell membranes have distinct inside and outside faces. Which of the following statements is the most likely explanation for the membrane's asymmetrical nature? - The two sides of a cell membrane face different environments and carry out different functions Which of the following statements is true about buffer solutions? - They maintain a relatively constant pH when either acids or bases are added to them When are most atoms stable? - When all of the electron orbitals in the valence shell are filled Which two functional groups are always found in amino acids? - Carboxyl and amino groups Nitrogen (N) is more electronegative than hydrogen (H). Which of the following is a correct statement about the atoms in ammonia (NH3)? - Each hydrogen atom has a partial positive charge; the nitrogen atom has a partial negative charge Which of the following is a major difference between RNA and DNA? - Type of sugar Saturated fats ________ - Contain more hydrogen than unsaturated fats that consist of the same number of carbon atoms What component of amino acid structure varies among different amino acids - The components of the R group The relation between amino acid and polypeptide is similar to the relation between _________ - Nucleotide and nucleic acid