Polypeptides - Study guides, Class notes & Summaries

BIOL 200 SIMUTEXT Exam (Latest 2024/ 2025 Update) Questions and Verified Answers| 100% Correct| Grade A+ what is the function of a gene? to contain information for building specific cellular products what proteins are encoded by genes? proteins that maintain cell membranes proteins that help convert sugar to energy protein channels that allow molecules in and out of cells When cells make proteins, is the gene in the DNA destroyed or used up in the process? No, the information in DNA is co...

Nutrition and Immunity: Protein and Other Key Nutrients correct answers Protein correct answers -macronutrient -break down into amino acids -contains nitrogen 1)this is what makes protein different from carbs/lipids -4 cal/k Classification of Proteins correct answers -polypeptides 1)single linear chain of many amino acids, held together by amide bonds. A protein consists of one or more polypeptides -tripeptides 1)peptide consisting of three amino acids joined by peptide bonds ...

The polypeptide shown below needs to be separated from other polypeptides of similar size (at pH 7.0). What purification technique is best suited to isolate this peptide? A. Nickel affinity chromatography, since it contains a histidine residue that can bind metal. B. Size exclusion chromatography, since the polypeptide has some hydrophobic residues. C. Anion exchange chromatography, since the polypeptide has a net positive charge. D. Anion exchange chromatography, since the polypeptide ha...

rRNA Correct Answer-ribosomal RNA, a component of ribosomes, which carry out protein synthesis mRNA Correct Answer-messenger RNA, gets translated into proteins tRNA Correct Answer-transfer RNA, adapter molecules that translate the info in mRNA into a specific amino acid sequence RNA Correct Answer-uses ribose and has an OH on C2 cistron Correct Answer-gene monostronic mRNA Correct Answer-carries code for 1 polypeptide. Found in eukaryotes polycistronic mRNA Correct Answer-codes...

Bio 227 Lab Exam 1 Latest Version Graded A+ 2 layers of integumentary system Epidermis and dermis active transport Energy-requiring process that moves material across a cell membrane against a concentration gradient adipose connective tissue highly vascularized; nucleus is pushed to inside edge of plasma membrane adrenal glands pair of endocrine glands just above the kidneys Anaphase third stage of mitosis; chromosomes pull apart and move toward the poles of the cell Ante...

AQA A-Level Biology Topic 1: Biological Molecules 2024/2025 Questions and Answers 100% Solved What are monomers? Monomers are *small units* which are the components of larger molecules. What are polymers? Polymers are molecules made from *many monomers* joined together. What are examples of monomers? *Monosaccharides, amino acids* and *nucleotides* What are examples of polymers? *Polysaccharides, polypeptides* and *polynucleotides* What reaction allows two monomers to bond together? A...

MCB 2610 Exam 1 Question and answers correctly solved 2024/2025 MCB 2610 Exam 1 microbiology defintion - correct answer study of microbes themes of microbiology - correct answer 1. understanding basic life processes 2. interactions with environment and apply basis of life - correct answer metabolism, growth, reproduction, genetic variation/evolution, response/adaptation to the external environment, homeostasis prokaryotic cell - correct answer lack of true internal membrane...

Hormone Chemical which elicits regulatory response to target tissue Epinephrine, Thyroxine Examples of Nitrogenous Hormones Polypeptides, Derived from amino acids 0:00 / 0:15 Cortisol, Estrogen Examples of Steroid Hormones Negative Feedback Loop Feedback Loop - Increase in product, decrease stimulation Positive Feedback Loop Feedback Loop - Increase product, increase stimulation Two compounds are directly proportional Thyrotropin-releasing hormone (...

AQA AS BIOLOGY Paper 2 Thursday 25 May 2023 Morning Time allowed: 1 hour 30 minutes Materials For this paper you must have: • a ruler with millimetre measurements • a scientific calculator. Instructions • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions. • You must answer the questions in the spaces provided. Do not write outside the box around each page or on blank pages. • If you need extra space ...

1. Wrapping the hair around permanent wave rods must be performed with an absolute minimum of: A. tension C. winding B. smoothness D. softening - -A 2. The permanent wave solution is required in order to break the: A. peptide links C. sulfur bonds B. hydrogen bonds D. polypeptides - -C 3. In permanent waving, the processing time depends primarily on the hair's texture, elasticity and: A. porosity C. color B. shade D. long length - -A 4. The two general classifications of hair...