Math, English, Biology IGCSE subjects exam preparation and assignment help

Nucleic acids are essential biomolecules that store and transmit genetic information. They play a crucial role in all living organisms' growth, development, and functioning. The two nucleic acid types are deoxyribonucleic acid (DNA) and ribonucleic acid (RNA), and they both have nucleotides as their building blocks. What Are Nucleic Acids? Nucleic acids are complex, naturally occurring biomolecules that hold an organism's genetic information. They transmit hereditary traits from parents to offspring. Living organisms also need nucleic acids to direct their growth and development. Nucleic acids enable protein synthesis, which is responsible for overall cell structure and function and entails cells creating protein from amino acids. What Are the Building Blocks of Nucleic Acids? They consist of numerous nucleotides chained together. Each nucleotide contains: A sugar molecule: In DNA, this is deoxyribose, while in RNA, it's ribose. A phosphate group: A phosphorus atom bonded to four oxygen atoms. One of four organic bases: Adenine (A), Thymine (T) in DNA or Uracil (U) in RNA, Guanine (G), and Cytosine (C). All these bases are nitrogenous. The sequence of these four nitrogenous bases, along with the sugar and phosphate, forms a nucleic acid chain. The chain contains the instructions for an organism's survival and functioning. What Are Nucleic Acids Responsible For? Nucleic acids are crucial for all living organisms as they carry the genetic code necessary for life. Doctors and scientists use nucleic acids to study, diagnose, and treat various genetic disorders. For example, DNA testing can identify inherited diseases or determine paternity. Nucleic acids also play a significant role in protein synthesis. As mentioned earlier, proteins are essential for cell structure and function. They control nearly all cellular processes, including metabolism, respiration, growth, and immune responses. Without the instructions provided by nucleic acids, proteins would not be produced, and life as we know it would not exist. Additionally, nucleic acids have a critical role in cell signaling. They regulate gene expression, which involves turning genes on and off to control cellular functions. It allows cells to respond to their environment and maintain homeostasis. What's the Importance of Nucleotide Sequence? Did you know that the pattern and sequence that nucleotides follow when forming a nucleic acid affects its function? Each combination of the four nitrogenous bases (A, T/U, G, and C) creates a unique genetic code that determines the production of specific proteins. Even small changes in the sequence can significantly affect an organism's traits or health. For example, a single mutation in the DNA sequence can lead to genetic disorders such as cystic fibrosis or sickle cell anemia. Moreover, studying the nucleotide sequence of different organisms allows scientists to understand their evolutionary relationships and track changes over time. Nucleic acids are also essential in biotechnology. Scientists can manipulate and insert specific sequences of nucleotides into organisms to produce desired proteins or alter their genetic makeup. For example, Advanced ChemTech specializes in peptide production. We're behind a treasure trove of novel essentials like shielded amino acids, coupling reagents, fancy linkers, and resins. Our stash also includes rare amino acids and top-notch building blocks! The principles of nucleotide sequencing inform many of our products, allowing us to create custom peptides for any commercial application. Our team of experts can synthesize, purify, and analyze peptide sequences with precision and efficiency. Additionally, nucleic acids are useful in genetic engineering and gene therapy. It's possible to manipulate their nucleotide sequences and transfer specific genes. Gene transfers help to treat genetic disorders or produce desirable proteins. What Are the Two Types of Nucleic Acids? As already mentioned, DNA and RNA are the two types of nucleic acid. These two molecules differ in structure and function, but they share a common purpose: to store and transmit genetic information. DNA (deoxyribonucleic acid) is typically a double-stranded molecule that stores hereditary information in all living organisms. It contains four nitrogenous bases; Adenine (A). Guanine (G). Cytosine (C). Thymine(T). You can have one of the four organic bases pairing up and forming the rungs of the DNA ladder. The sequence of these bases determines an organism's genetic traits. RNA (ribonucleic acid), on the other hand, is a nucleic acid monomer. It's generally single-stranded and consists of three main types Messenger RNA (mRNA) carries genetic information from DNA to ribosomes for protein synthesis. Ribosomal RNA (rRNA) forms part of the ribosome structure and helps translate mRNA into proteins. Transfer RNA (tRNA): During protein synthesis, these nucleic acids use their anticodon sequence to match the codon sequence on mRNA and transfer amino acids to the ribosome. These three RNA types work together to read and translate the genetic code stored in DNA into proteins, a process crucial for an organism's survival and development. DNA vs. RNA While both are composed of nucleotides, DNA entails a double helix structure and two complementary strands, but RNA is a single-stranded monomer. Another notable difference is the type of sugar present in each molecule. DNA contains deoxyribose sugar, while RNA contains ribose sugar. This slight difference in sugars also affects the stability and longevity of the two types of nucleic acids. DNA is known for its exceptional stability, which makes it suitable for storing genetic information. On the other hand, RNA is less stable and more prone to mutations, making it better suited for carrying out short-term functions in protein synthesis. Gene Expression Gene expression entails copying or transcribing the genetic information in DNA into RNA. It enables organisms to produce essential proteins for growth and development. Genetic engineering involves manipulating an organism's DNA to express specific traits. Scientists use techniques like gene transfer to introduce foreign genes into an organism's genome and alter its genetic makeup. Final Thoughts on the Structure and Function of Nucleic Acids In summary, nucleic acids are essential to all living organisms and are responsible for storing and transmitting genetic information. Composed of nucleotides, DNA and RNA have distinct structures and functions in the cell. DNA serves as the blueprint for making proteins, while RNA plays an active role in protein synthesis. With advances in genetic engineering, our understanding of these molecules and their functions continues to grow. Studying nucleic acid molecules can help us gain insights into genetic disorders and develop potential treatments. That's why you need to know the difference between nucleic acids and amino acids.

Graduated and Experienced for more than 18 years, I give private lessons in Mathematics - Analysis - Matrices - Statistics - Algebra - Geometry - Physics - Chemistry - Biology and Geology to students of French high schools in Turkey from Terminales, Bac 1ère, Seconde , Brevet thus to students of CNED or international Section IB (from grade 8 to 12), competitive examinations and medical university preparatory classes or 1st and 2nd university years for the academic year 2022/2023 either at home or by internet online by class method Virtual. My students' results are ALL with GOOD, VERY GOOD AND EXCELLENT honors every year. For more information, do not hesitate to contact me., Response guaranteed within a few minutes to 12 hours maximum.

I am a qualified and experienced mathematics tutor. Graduated from the Free University of Brussels in 2011, I started my career by teaching remedial courses in different schools in Brussels. I then specialized in individual academic support by following educational training at the Harvard Graduate School of Education. I have been giving private mathematics lessons daily for over ten years. The students who follow my private lessons benefit from personalized support. The first session is devoted to an in-depth assessment of the student's mathematical knowledge. The objective is to detect its weak points and understand their origin in order to adapt my courses to its needs. I develop a tailor-made remediation program for each of my students aimed at filling each of their gaps. Over the course of the sessions, the student builds a solid foundation for learning and regains self-confidence. At the same time, I help him acquire a work methodology that allows him to gradually become autonomous in his studies. I have a perfect knowledge of the mathematics program of the College and the High School (from the Sixth to the Terminale). During my formative years, I studied and developed many techniques that make it easier to learn math. The strength of my pedagogical approach lies in my ability to explain in a simple way everything that the student finds complicated. I am passionate about this job because it gives me the opportunity to guide dropout students on the path to success. It is a real pleasure to see them evolve and come to terms with the fantastic world of mathematics. I provide my private lessons in Limoges (at the student's home) or remotely (online via the internet). My distance learning courses take place on an interactive online whiteboard. This board is specially designed to promote student/teacher interaction on the internet. Thanks to this educational tool, my online courses are as effective as home courses. The student only needs an internet connection and a computer, tablet, or smartphone to take advantage of it.

Do you aspire to master mathematics, physics and engineering at a university level? Do you want to exceed your limits and excel in these demanding fields? Do not search anymore ! Our tailor-made private lessons are there for you. Why choose our courses? Unparalleled Expertise: Our professors are experts in their field, with extensive experience in university teaching. They are ready to guide you towards success. Personalized Program: We tailor each course to your specific needs, from understanding fundamental concepts to solving complex problems. Total Flexibility: Choose the schedule that suits you best. Whether you are an active student or a professional, we adapt to your schedule. Constant Support: You will benefit from continuous monitoring between classes to answer all your questions and concerns. Quality Teaching Materials: We provide high-quality learning resources to support your progress. Who can benefit from our courses? High school students preparing for their baccalaureate or entrance exams to engineering schools. University students pursuing a degree in mathematics, physics or engineering. Professionals looking to acquire or deepen technical skills. Join us today! Excellence doesn't wait. Contact us now to book your first lesson. Together we will build a bright future based on a solid understanding of mathematics, physics and engineering.

Hi! Welcome! I am a Master's student at the University of Groningen in the Netherlands. I offer private tutoring (for high school and/or university-level students) so you can understand the fundamental concept and excel in your studies. I have teaching experience of 4+ years in Physics and Mathematics to high school and university-level students. This class aims to provide an overview of calculus and focuses on the fundamental mathematical tools and concepts such as limits, differentiation, and integration. Building on these basic concepts, we will review methods for solving problems related to their applications. Note that this course will be tailored to your specific needs and we could mainly focus on the topics you are struggling with. Furthermore, please feel free to contact me and suggest any other topics you would like me to cover and teach. Outline of the course: ----------------------------------------------------------------------------------------------------------------------------------------------- 1.1 Limits of functions 1.2 Evaluate the limits using L'hospital's rule (for 0/0, ∞/∞) 1.3 Continuity, types of discontinuities, intermediate value theorem ----------------------------------------------------------------------------------------------------------------------------------------------- 1.4 Introduction to differentiation (or derivative) 1.5 Tangent line to a curve, slope, instantaneous velocity 1.6 Rules and theorems for differentiation: power rule, product rule, chain rule 1.7 Derivatives of exp, log, and trigonometric functions 1.8 Implicit function and implicit differentiation 1.9 Derivative of inverse functions 1.10 Second and higher-order derivatives 1.11 Application of derivatives 1.12Geometrical interpretation of the derivative of a function 1.13 Rolle's theorem, mean value theorem, critical point, maximum/minimum of a function 1.14 First and second derivative tests, inflection points ----------------------------------------------------------------------------------------------------------------------------------------------- 1.15 Anti-derivative, indefinite integral 1.16 Techniques of integration: integration by substitution, integration by parts 1.17 Definite integral and its application (area between curves, application in physics) 1.18 Area as a definite integral 1.19 Areas between two curves and many more... *Note that the sessions will be held online (via Skype/Zoom/Microsoft Teams).

I am Mavi, a physics engineer working at an aerospace company. I have been teaching private lessons at the primary, secondary, high school, and university preparatory levels for 9 years. I teach mathematics, physics, chemistry, and science. I have a good command of the curricula of IB, IGCSE, American, Hong Kong, and international schools. Additionally, I hold the position of president at the Astronomy Society, where I foster my students' interest in astronomy and science beyond the lessons. I prepare the learning environment by incorporating experiments and exploration, moving away from rote education. I often bring experimental materials to class, aiming to make learning memorable through hands-on experiments. As an educational mentor, I approach my students as if they were my siblings, valuing creativity. I have a deep passion for mathematics, physics, and science. I am dedicated to helping students understand and learn because life encompasses both SCIENCE and ART. The more people I can inspire to know, understand, and love mathematics, physics, and chemistry, the more proud I am. Are you curious about how nature works? Let's explore together!

I'm offering individual and personalized classes according to your level , groups also are welcome to join. I will adapt to your needs and objectives :Grammar, conversation, vocabulary and culture. My method will take you step by step to meet your goal! I am dynamic, easy-going and full of energy! All material will be provided to you by email. Lessons are well organized I can suggest a weekly task In addition, I can provide support in proofreading and translation. If you need help, I am here to listen. About me: Highly qualified English teacher, who prefer many methods of interacting with learners, because I think that every student has their own way of learning. I have gained extensive experience from my previous studies in the Master of Language Teaching Methods, my researches also have helped me to have a huge background about language aquisition, plus that I have worked as a tutor and translator in Europe for years. So: Learning new language can open extra doors for your career path. I'm glad to put my experience in your service and answer your questions. Any age or level is welcome also students of school or university. I can lead you to pass international tests such as TOEFL and IELTS. Language of teaching can be English, Arabic, French or Spanish. Classes can be via Skype or zoom etc...

I have 10 years of experience as an English tutor. I am certified and have worked with students of all ages and levels. -Are you traveling as a tourist or to live in another country? - Do you work with technical English such as IT, Medicine, Kinesiology, Health, Accounting, scientific areas, Marketing and Business? - Do you have daily meetings? - Do you participate in conferences? - Do you need to prepare your CV and interviews? - Do you need to prepare for international exams, such as IELTS, FCE and CAE? -Do you write scientific articles in journals? -Are you going to apply for a student VISA in an English-speaking country? -Are you going to study at a foreign university? I can help you create a plan and work on your weaknesses and goals! 1:1 lessons or small groups (ask about rates) Materials provided Continuous feedback Dynamic and fun Your Bridge to Spanish Communication and Understanding Locals in Spanish-speaking countries! I just love seeing my students being able to communicate their ideas in my language Start YOUR journey with me :)

I am a young, passionate teacher with great ease in the areas of mathematics and physics-chemistry. My teaching method is distinguished by my patience and my dedication to the success of my students. I love feeling useful by helping others understand and master sometimes complex concepts. My sense of humor and my youth are also assets that allow me to create a relaxed and pleasant atmosphere during classes. I firmly believe that learning is most effective when students feel comfortable and confident. I am therefore committed to creating a learning environment where my students feel encouraged to ask questions and explore new concepts. My top priority is the success of my students. I am committed to providing personalized support and adapting my teaching methods according to the specific needs of each student. I am patient and persistent, and I am willing to explain concepts as many times as necessary until they are fully understood. Whether you need help solving complex math problems or understanding the fundamentals of physics and chemistry, I'm here to support you throughout your learning journey.

A highly experienced Franco-Belgian teacher (ook in het nederlands!) offers private lessons in mathematics (including finance), probability and statistics, as well as physics, chemistry, and biology for secondary and higher education levels. For physics, chemistry, and biology, the instruction is tailored to the secondary level, specifically up to the 5th year of secondary education in Belgium. Whether you prefer lessons at your place, my place, or remotely, I am flexible to accommodate your needs. If necessary, I can travel to your home in Brussels, Walloon and Flemish Brabant, with a minimum duration of 2 hours per session. The lessons are designed to provide extensive practice with numerous exercises. Distance learning options are also available through platforms such as Skype, Facebook, etc. Please note that for students in France, only distance learning courses are provided. In mathematics, I specialize in various topics and frequently provide lessons covering the entire secondary school curriculum, including math 6 and higher. These topics encompass factorization, equations of the 1st and 2nd degree (with in-depth study of parabolas), limits, derivatives, integrals, exponentials and logarithms, as well as trigonometry. Additionally, I am occasionally called upon to teach analytical geometry in space, including equations of lines and planes. For statistics and probabilities, I provide instruction in descriptive and inferential statistics (univariate and bivariate), covering confidence intervals and hypothesis tests, applicable to secondary and higher education levels. Feel free to reach out to me to discuss and arrange the lessons based on your specific needs and availability. My aim is to help you enhance your skills effectively and provide personalized instruction. By tailoring the lessons to your requirements, we can ensure rapid progress in your studies.

As a teaching professional, I have always enjoyed sharing my knowledge. My goal is to provide quality education. I am aware that some topics may seem complex, but often this is simply the result of an inadequate explanation by the teacher. With me, you will discover a real interest in the material! We strive together to achieve academic excellence, overcoming the shortcomings and difficulties encountered by your child. Studies will become a pleasant experience for him. In addition to the courses, I can also help with school orientation, identifying their preferences and highlighting the advantages and benefits of a fulfilling educational ambition. The sessions generally take place according to the following stages: 1️⃣ The first sessions are devoted to the assessment of the student's level in order to detect existing gaps. 2️⃣ Next, we create a personalized plan to address these gaps, including the number of hours of work needed, specific areas to focus on, and appropriate training and development exercises. 3️⃣ We stay in constant contact with the student's class teacher, to keep up to date with the latest requirements and ensure a consistent approach. 4️⃣ Subsequently, I provide exams similar to those that are likely to be asked in class, to prepare the student effectively. 5️⃣ Upon request, I write a regular report, usually monthly, to keep parents informed of their child's progress throughout their course. I adapt my methodology according to the specific needs of each student, thus offering them a personalized and adapted work approach. In addition, I offer crash courses for students preparing for the start of the school year, allowing them to start the year well prepared, with a solid lead on the school curriculum. If you have any questions, do not hesitate to contact me. I will be happy to help you.

Hi, My name is Jeremy and I have a Master's in Physics with honors from the University of Leicester (featured as a top 5 Physics university in the UK by The Guardian) and a - french - European School diploma in which I achieved 90% in Physics and 85% in Maths. Helping others understand difficult topics and skills is something that I am very passionate about as an empathetic person. I have experience teaching Physics and Maths to kids from unprivileged backgrounds at the homework school in Saint-Gilles (CASG du Service Social Juif asbl) as well as through 3 years of private teaching. In my classes, I aim to: - help students achieve better grades in exams/tests in all branches of Physics & Maths - clearly explain and break down topics - give context and or example applications of topics (to improve understanding and memorization) - help with ADHD & other learning disabilities - give practical advice for university applications (eg. UCAS in the UK) and discuss the exciting Physics research/work and projects you can work on later in life Physics has a plethora of useful and fascinating applications, from the detection of Gravitational Waves and Gamma-Ray Bursts to the development of novel Medical Imaging techniques and Nano-technology (eg: smartphones). It is a subject that I am very passionate about and I hope to make use of my years of experience and extensive knowledge to help you understand and love the subject! My lessons will always be tailored to the individual needs of the student, so please do not hesitate to contact me if you have questions!

My unique background, with experience in corporate world as well as in academia, enables me to provide my students with a high quality learning experience. Being a chartered accountant by profession with 11 years of work experience in corporate finance at an MNC in India coupled with experience of teaching Business English at University of Rennes 1, France to over 200 students for a total of over 400 hours in-classroom, I am aptly positioned to help you improve your command of Business English. My experience of teaching general English at a middle school and a high school in France, to over 250 students for a total of over 280 hours, enables me teach both children and adults. I start with understanding your needs and current level and tailoring the course to suit your requirements. Who are the classes made for? * Intermediate and advanced level students * Students who want to to build up a stronger confidence and need help in their homework, assignments or preparing for tests, such as IELTS. * Professionals, anyone from Canada and all around the world Structure of the class: Course includes various activities and exercises to help achieve your goals. At the end of the class, depending on your availability, I may assign homework for 30 min to an hour. My teaching methods / philosophy - I ensure a nice and friendly exchange to foster confidence in my student. I observe keenly to provide useful feedback.

Hi everyone My name is abir, I am Tunisian. I give English lessons for children and teenagers. I can help your child master English with a simple and motivating method. I mainly aim to help your child improve his level in English and above all to speak this language well.

I teach German courses on the largest online sites and other platforms for all Goethe levels from A.1 to C.1 as well as special courses for beginners and advanced students as well as senior high school students in Egypt in the largest institutes as I am an expert in the German language in state secondary schools and a certified teacher in the largest platforms: I have a Master's degree in German Literature from the University of Vienna, Austria I also speak Arabic, my native language I am also fluent in English