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Chapter 5 Mastering HW. Why do all enzymatic reactions need activation energy? -Energy is needed for the enzyme to find its substrate. -Energy is required to disrupt a substrate's stable electron configuration. -Energy allows only the substrate to bind. -Energy is required by an enzyme so that it can be reused.a. The plasma membrane forms a selective barrier around the cell. b. The plasma membrane has receptors for chemical messages. c. The plasma membrane plays a role in transferring signals to the cell's interior. d. The plasma membrane is the control center of the cell. and more.The cells of _____ and _____ have modified mitochondria. The members of _____ are characterized by cells with small membrane-bounded cavities under their cell membranes. Golden algae, brown algae, red algae, chlorophytes, and charophyceans are some examples of protists that are _____. Which of these groups consist of parasitic flagellated cells ...Study with Quizlet and memorize flashcards containing terms like In a DNA sequence, the purine ___ always pairs with the pyrimidine ___, and the purine ___ always pairs with the pyrimidine ___., Glycogen is _____. A. a source of saturated fat B. the form in which plants store sugars C. a polysaccharide found in animals D. a transport protein that carries oxygen E. a polysaccharide found in ...Mastering Biology Chapter 6+7. 42 terms. kathrynvinson. Preview. French test 12/18/2020. 71 terms. kathrynvinson. Preview. french test 1/12/21. 18 terms. kathrynvinson. Preview. mastering bio chapter 5 quiz. 19 terms. briana_farrance. Preview. Terms in this set (47) Macromolecules.Water molecules are formed when polymers are synthesized from monomers. Monomers are connected in a reaction in which two molecules are bonded to each other through the loss of a water molecule; this is called a. dehydration synthesis. Sugars are mainly used by our bodies _____.If a eukaryotic cell is in the G1 phase of the cell cycle, which statement about the cell's chromosomes must be correct? Each chromosome is made of a complex of DNA and associated proteins.; Eukaryotic nucleus contains chromatin, a complex of DNA and associated protein molecules. The proteins maintain the structure of the chromosomes and help ...U2. Biology, Structures and Functions in Living Organisms - 10. Enzymes. We have an expert-written solution to this problem! Study with Quizlet and memorize flashcards containing terms like In living organisms, DNA exists as a _______ with the strand (s) ______, A polysaccharide that is used for storing energy in human muscle and liver cells …There is a net diffusion of water out of an animal cell when it is placed in a (n) solution. 4. The ideal osmotic environment for a plant cell is a (n) environment. 5. A plant cell placed in a (n) solution will lose water and plasmolyze. 6. A plant cell surrounded by a (n) solution will be flaccid (limp). 1) isotonic.It causes allele frequencies to drift up or down randomly. Suppose you were studying several species of monkeys. In one, males never helped females raise offspring. In another, males provided just as much parental care as females except for actually carrying the fetus during pregnancy.Mastering Biology Ch.10 - The Structure & Function Of DNA. DNA and RNA are polymers composed of ________ monomers. Click the card to flip 👆. nucleotide. Click the card to flip 👆. 1 / 17.Study with Quizlet and memorize flashcards containing terms like You have added an irreversible inhibitor to a sample of enzyme and substrate. At this point, the reaction has stopped completely. What can you do to regain the activity of the enzyme?, You have an enzymatic reaction proceeding at the optimum pH and optimum temperature. You add a …Study with Quizlet and memorize flashcards containing terms like water, life, without, lack of, not and more.Unlike static PDF MasteringBiology with Mastering Biology Virtual Lab Full Suite -- Standalone Access Card -- for Biology 5th Edition solution manuals or printed answer keys, our experts show you how to solve each problem step-by-step. ... Virtual Lab Full Suite -- Standalone Access Card -- for Biology 5th Edition problems you're working on - just go …

Study with Quizlet and memorize flashcards containing terms like If the reptiles are designated as a taxon, and the birds are excluded from this group, the taxon is ___________., The purpose of including an outgroup in the construction of a phylogeny is to __________., The work of which individual is most directly associated with the principle of parsimony? and more.Mastering Biology Chapter 5.6 and 9 Quiz. Term. 1 / 20. Phosphorylation cascades involving a series of protein kinases are useful for cellular signal transduction because. Click the card to flip 👆. Definition. 1 / 20. they amplify the original signal manyfold. Click the card to flip 👆.It causes allele frequencies to drift up or down randomly. Suppose you were studying several species of monkeys. In one, males never helped females raise offspring. In another, males provided just as much parental care as females except for actually carrying the fetus during pregnancy.Poliovirus is an RNA virus of the picornavirus group, which uses its RNA as mRNA. At its 5' end, the RNA genome has a viral protein (VPg) instead of a 5' cap. This is followed by a nontranslated leader sequence, and then a single long protein-coding region (~7,000 nucleotides), followed by a poly-A tail.A mutualism is an ecological relationship between two species. that both benefit from the relationship. A graduate student finds an organism in a pond and thinks it is a freshwater sponge. A postdoctoral student thinks it looks more like an aquatic fungus. How can they decide whether it is an animal or a fungus?

chapter 7 mastering biology. stabilization of the phospholipids. Click the card to flip 👆. what is the function of structure E? Click the card to flip 👆. 1 / 16.Mastering Biology Chapter 1-5 Questions. four, hydrogen. Click the card to flip 👆. Each water molecule is joined to___ other water molecules by___ bonds. Click the card to flip 👆. 1 / 59.1.) Polypeptides form by condensation or hydrolysis reactions. 2.) The reaction occurs through the addition of a water molecule to the amino acids. 3.) A bond can form between any carbon and nitrogen atom in the two amino acids being joined. True or false? Enzymes in the digestive tract catalyze hydrolysis reactions.…

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