Water, pH and Macromolecules A biological polymer contains alanine, tyrosine, and lysine. Which of the following will be true about this molecule? Protein Strong base Phospholipid DNA Protein Strong base Phospholipid DNA ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules The elements oxygen, nitrogen, and carbon contain protons and neutrons in their atomic nuclei are common elements in the molecules that make up living organisms All of these can all form covalent bonds with other elements contain protons and neutrons in their atomic nuclei are common elements in the molecules that make up living organisms All of these can all form covalent bonds with other elements ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Molecules in which the atoms are held together by __________ bonds have the strongest chemical linkages. noncovalent hydrogen ionic covalent noncovalent hydrogen ionic covalent ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Weak acids generally have pKa been seldom found in living systems pKa values greater than 2 values less than 1 that cannot be used to buffer been seldom found in living systems pKa values greater than 2 values less than 1 that cannot be used to buffer ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules If protein is made exclusively from nonpolar amino acids, then it will this protein interact with water? It will be attracted to water be repelled by water It will act as a buffer and stabilize the pH It will form a membrane in water It will be attracted to water be repelled by water It will act as a buffer and stabilize the pH It will form a membrane in water ANSWER DOWNLOAD EXAMIANS APP
Water, pH and Macromolecules Polyprotic acids such as H3PO4, can act as acid-base buffers at pH values around any of their pKa's if their concentration is kept low at pH values around neutrality only in combination with polyprotic bases at pH values around any of their pKa's if their concentration is kept low at pH values around neutrality only in combination with polyprotic bases ANSWER DOWNLOAD EXAMIANS APP