Hydrogens Study guides, Class notes & Summaries

water - -polar molecule -polar colvalent bonds -oxygen end is partial negative and the hydrogens have a partially positive end -cohesive polar covalent bonds - -opposite ends of the molecule have opposite charges cohesion - -H bonding between H2O creates it (sticky) -allows for the movement of water against gravity -high surface tension -water moves up a tree by transpiration (helped by ____) adhesion - -H2O molecules form H bonds with other substances ~capillary action ~meniscus ~wa...

What are the 3 main classes of lipids? - triglycerides: the most common type of lipid in food and the body phospholipids: for example, in cell membranes sterols: include cholesterol, vitamin D, some hormones. what is the main form of fat in the diet and the major storage form of fat in the body? - triglycerides what 2 types of molecules (and how many of each) join together to forma triglyceride? - glycerol + 3 fatty acids explain what is meant by saturated, monounsaturated, and polyunsatu...

AP Biology Unit 1 Test Questions And Answers water - ANS -polar molecule -polar covalent bonds -oxygen end is partial negative and the hydrogens have a partially positive end -cohesive polar covalent bonds - ANS -opposite ends of the molecule have opposite charges cohesion - ANS -H bonding between H2O creates it (sticky) -allows for the movement of water against gravity -high surface tension -water moves up a tree by transpiration (helped by ____) adhesion - ANS -H...

In a single molecule of water, the two hydrogen atoms are bonded to a single oxygen atom by a. polar covalent bonds.Answer - polar covalent bonds. Stanley Miller's 1953 experiments demonstrated conclusively thatAnswer - organic molecules can be synthesized abiotically under conditions that may have existed on early Earth. What do the four 'elements of life' -carbon, oxygen, hydrogen, and nitrogen-have in common?Answer - They all have unpaired electrons in their valence shells. Us...

water - ️️-polar molecule -polar colvalent bonds -oxygen end is partial negative and the hydrogens have a partially positive end -cohesive polar covalent bonds - ️️-opposite ends of the molecule have opposite charges cohesion - ️️-H bonding between H2O creates it (sticky) -allows for the movement of water against gravity -high surface tension -water moves up a tree by transpiration (helped by ____) adhesion - ️️-H2O molecules form H bonds with other substances ~c...

water correct answers-polar molecule -polar colvalent bonds -oxygen end is partial negative and the hydrogens have a partially positive end -cohesive polar covalent bonds correct answers-opposite ends of the molecule have opposite charges cohesion correct answers-H bonding between H2O creates it (sticky) -allows for the movement of water against gravity -high surface tension -water moves up a tree by transpiration (helped by ____) adhesion correct answers-H2O molecules form H bond...

What are the 3 main classes of lipids? - correct answer triglycerides: the most common type of lipid in food and the body phospholipids: for example, in cell membranes sterols: include cholesterol, vitamin D, some hormones. what is the main form of fat in the diet and the major storage form of fat in the body? - correct answer triglycerides what 2 types of molecules (and how many of each) join together to forma triglyceride? - correct answer glycerol + 3 fatty acids explain what is me...

organic chemistry - ANSWER-carbon bonds, cyclic compounds biochemistry - ANSWER-carbohydrates, lipids, proteins, nucleic acids microorganism - ANSWER-can be thought of as a "bag of chemicals" that interact with each other in different ways. even the bag is made of chemicals chemistry - ANSWER-everything a microorganism is and does is related to: organic chemistry - ANSWER-the study of compounds that contain carbon inorganic chemistry - ANSWER-involves all other chemical reaction...

Carboxylic acids -contain the carboxyl functional group -COOH; they are weak acids that ionize to only a small extent in water. Only a few percent of the acid molecules exist as ions in equilibrium with the molecular acid at any instant. Only the ___ atom bonded to the oxygen of the carboxylate group ionizes in carboxylic acids - hydrogens HCOOH common name -Formic acid CH3COOH common name -acetic acid C2H5COOH common name -Propionic acid C3H7COOH common name -butyric acid

Microbiology Final Straighterline Exam Study Questions with Correct Answers The study of evolutionary relationships among organisms is called ______. - Correct Answers phylogeny The three cell types discussed, eukaryotes, archaea, and bacteria, all derived from ______. - Correct Answers Last Universal Common Ancestor Organisms called parasites are ______. - Correct Answers always harmful to their host Which of the following does not indicate microbe involvement in energy and nutrient f...