Why do you think that the shape of the different types of fatty acid molecules affects how easily they solidify? Electrons have a negative charge and protons have a positive charge. This amazing group includes Ms. Liz Warfield, Dr. Ben Wiggins, Dr. Alison Crowe, Dr. Eva Ma, Dr. Alexa Clemmons, Dr. Katie Sieverman and Ms. Christine Savolainen.
Sugars are simple carbohydrates composed of just one or two monosaccharides. This may be due to the linear seating arrangement in our large lecture halls. How strong of an acid is it compared with other acids? No, glycogen is not an ion because it does not have a charge. Group N. HO O H C Cysteine Alanine. Show the contents of the IP datagram header sent from the remote host to the home agent.
Finally, secondary, tertiary, and quaternary structures are discussed with a focus on the proteins myoglobin and hemoglobin. Yes, because alpha helices and beta sheets are both types of secondary structures. Do you think 14C and 12C have different numbers of neutrons or protons? Question 17 shows an alpha helix, DNA base pairing and cellulose strands and students draw in possible hydrogen bonds that hold the molecules together. RNA, in contrast, consists of just one polynucleotide chain, and each nucleotide contains the sugar ribose. Explain how acidity is measured. Resources: Electron Location, Location, Location: Understanding Biological Interactions. Give three examples. Instructor preparation for class: - Have enough copies of the activity (Supporting File S1. Enzyme-deficiency disorders are inherited metabolic disorders in which a particular enzyme is defective or missing due to the inheritance of gene mutations. Which do you think is faster to digest — simple sugars or complex carbohydrates? Polar molecules, such as water (H2O), have a slight electrical charge in different parts of the molecule, but they are electrically neutral overall. Based on what you know about the structure of carbohydrates, explain how you think this fabric gets its tough qualities. Explain your answer Yes, because the primary structure is the sequence of amino acids encoded by the gene, so if that changes, the primary structure changes directly.
Compare and contrast acids and bases. CH3 (alanine) and -CH2SH (cysteine) Read This! 9 Energy in Chemical Reactions: Review Questions and Answers. More recently, group work on activities in classes has been shown to result in significant learning gains compared to traditional lecture (7). FORM 6 Biological Molecules-KEY.pdf - Biological Molecules What are the building blocks of life? Why? From the smallest single-celled organism to the | Course Hero. No, because in an endothermic reaction, an input of energy is needed for the reaction to occur. Which do you think is stronger: the bonds between the hydrogen and oxygen atoms within a water molecule, or the bonds between the hydrogen and oxygen atoms between water molecules?
Isotopes have the same number of protons but different numbers of neutrons. How many molecules of carbon dioxide (CO2) are produced in this reaction? Introduction to Activity. The latter contains suggestions for follow up questions if students have misconceptions. We still use this lesson in an online format (Zoom) with the following modifications: - Classes that include this activity are optionally synchronous. Cellular respiration (energetics of non-polar vs. polar bonds). We openly acknowledge that students frequently feel "imposter" syndrome and encourage them to seek study groups or help from staff. True or False: Cellulose is broken down in the human digestive system into glucose molecules. Pogil naming molecular compounds answer key. Bonds form between complementary nitrogen bases in the two polynucleotides of DNA, holding the two chains together and causing the molecule to take on its characteristic double helix shape. Lipids are a major class of biochemical compounds that includes oils and fats. However, biology is a tiny, very specialized chemical situation, where we focus primarily on a few elements (carbon, nitrogen, oxygen and hydrogen) that make up molecules functioning in aqueous environments. Biochemical reactions are chemical reactions that take place inside living things. This means that the point of neutrality on the pH scale is 7.
However, over the years it became clear that student understanding was at best "rote" and at worst completely forgotten or misunderstood. The role of proteins in the human diet is to supply amino acids that our cells need to synthesize human proteins. Can carbon dioxide (CO2)transform into methane (CH4) and oxygen (O2) in this reaction? Given what you know about the structure of proteins, what do you think are some of the products of the reaction that pepsin catalyzes? Can you think of an analogy for this? What factors contribute to the size and complexity of biological macromolecules? Which level or levels of protein structure creates this region? Nucleotide – Monomer. Biochemistry pogil answer key. The twenty amino acids are also discussed and students are asked to identify molecular models, though I do not expect them to memorize the chemical structures, just to look at the chart and compare them to other models. Explain in simple molecular terms what would. Student version of the activity is provided in Supporting File S1.