Biotechnology Chapter Quiz
17 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What type of skills are highly sought after in the workforce, according to the content?

Laboratory and research skills

Students will develop a protocol for utilizing DNA ___________ in a common agricultural application.

fingerprinting

Which of the following is a primary function of proteins within cells?

  • Regulating gene expression
  • Forming the cell membrane
  • Carrying out most of the cell's work (correct)
  • Storing genetic information
  • All DNA segments code for a protein.

    <p>False (B)</p> Signup and view all the answers

    What molecule within a cell carries genetic information?

    <p>DNA</p> Signup and view all the answers

    Each chromosome consists of a single very long _____ molecule.

    <p>DNA</p> Signup and view all the answers

    Match the following terms with their descriptions:

    <p>DNA = Molecule that carries genetic information Genes = Regions of DNA that code for proteins Proteins = Carry out most of the work of cells Chromosomes = Structures containing long DNA molecules</p> Signup and view all the answers

    What does the comparison of DNA sequences between different species provide evidence for?

    <p>Biological evolution and common ancestry (D)</p> Signup and view all the answers

    All cells in an organism express the same genes.

    <p>False (B)</p> Signup and view all the answers

    Which activity involves students working in pairs to complete a specific part of the experiment?

    <p>Activity 2.1.5 Dicing Lambda DNA (A)</p> Signup and view all the answers

    The teacher will provide students with a copy of the 'Guide to Assessing Problems' for Lesson 2.1.

    <p>True (A)</p> Signup and view all the answers

    What is the problem that students work in pairs to solve?

    <p>The Chewed Shoe</p> Signup and view all the answers

    The teacher assesses student methods and procedures using the ______ .

    <p>Guide to Assessing Problems</p> Signup and view all the answers

    Which of the following is submitted for grading by students?

    <p>Lesson 2.1 Check for Understanding (A)</p> Signup and view all the answers

    Match the following items with their primary purpose:

    <p>Lesson 2.1 Glossary = Defines key terms used in the lesson Project 2.1.1 DNA Extraction Protocol = Provides the steps for DNA isolation Lesson 2.1 Check for Understanding = Assesses student learning of lesson concepts Guide to Assessing Problems = Provides criteria for evaluating student work</p> Signup and view all the answers

    Which chapter of the text are the students assigned to read after day 13?

    <p>Chapter 5</p> Signup and view all the answers

    The students read material from the textbook, Biotechnology: A Laboratory Skills Course, in preparation for the ______ lesson.

    <p>coming</p> Signup and view all the answers

    Flashcards

    Genetic Information

    The set of instructions within a cell that determine an organism's traits and functions, passed down from parent to offspring.

    Gene

    A specific segment of DNA that holds the instructions for creating a particular protein.

    Proteins

    These molecules are like the 'workers' in cells, carrying out many essential functions.

    Gene Regulation

    The process where signals switch on or off the expression of a gene, controlling when and how the cell uses a specific protein.

    Signup and view all the flashcards

    DNA

    A long molecule containing all the genetic information for an organism, packaged within a chromosome.

    Signup and view all the flashcards

    DNA Sequence Variation

    Variations in the DNA sequence between different species, which are passed down through generations.

    Signup and view all the flashcards

    Evolution

    The process where organisms change over time, driven by natural selection and mutations in their DNA.

    Signup and view all the flashcards

    Biotechnology

    The study of living organisms at the molecular level, often involving techniques like DNA sequencing and genetic engineering.

    Signup and view all the flashcards

    DNA Extraction

    The process of separating DNA from cells, making it available for analysis.

    Signup and view all the flashcards

    Restriction Enzymes

    Special proteins that cut DNA at specific sequences, like molecular scissors.

    Signup and view all the flashcards

    DNA Fingerprinting

    A technique used to create a unique fingerprint of an individual's DNA, useful for comparing samples and identifying individuals.

    Signup and view all the flashcards

    Agricultural Research

    A type of agricultural research that investigates genetic improvements and advancements for plants and animals.

    Signup and view all the flashcards

    Agricultural Issues Forum

    A competitive event within the FFA that encourages students to develop and present solutions to real-world agricultural issues.

    Signup and view all the flashcards

    What is Lambda DNA?

    A specific type of DNA that is often used in labs for experiments to learn how DNA works. Lambda DNA is a linear double-stranded DNA molecule.

    Signup and view all the flashcards

    What is gel electrophoresis?

    A technique used to cut and separate DNA fragments based on their size. It uses an electric field to move the DNA pieces through a gel.

    Signup and view all the flashcards

    How does gel electrophoresis work?

    A method to separate DNA fragments after cutting with restriction enzymes. The process involves placing the fragments in a gel and applying an electric current, making fragments move through the gel at different rates based on their size.

    Signup and view all the flashcards

    What are restriction enzymes?

    A type of enzyme that cuts DNA at specific sequences, acting like molecular scissors.

    Signup and view all the flashcards

    What is biotechnology?

    Involving altering genetic material for applications like medicine, agriculture, or research.

    Signup and view all the flashcards

    What is a protocol?

    A step-by-step process that describes how to perform an experiment or procedure, often used in science.

    Signup and view all the flashcards

    What is a Guide to Assessing Problems?

    A set of guidelines for evaluating a problem-solving approach, often used in science education to assess student work.

    Signup and view all the flashcards

    What is the scientific method?

    The process where scientists learn about a topic through experiments and observations, often involving a series of steps: posing a question, researching, designing experiments, collecting data, analyzing data, and communicating findings.

    Signup and view all the flashcards

    Study Notes

    Lesson 2.1: Diving into DNA

    • Deoxyribonucleic acid (DNA) is a target of many biotechnological applications
    • DNA is extracted from cells using household chemicals to break down cell membranes
    • Extracted DNA can be used in forensic analysis
    • Students will write procedures to extract DNA, prepare agarose gels for electrophoresis, observe dye migration, digest lambda DNA with restriction enzymes, and solve a crime using these techniques

    Concepts

    • DNA is extracted from cellular matter for study
    • Restriction enzymes cut DNA to compare organisms, isolate/transfer genes, and genetically modify organisms
    • DNA profiles are created using fragments produced by restriction fragment length polymorphism (RFLP)

    Performance Objectives

    • Write an experiment to extract DNA from kiwi fruit
    • Extract DNA from kiwi fruit using given procedures
    • Mix solutions and pour gel trays to prepare agarose gels
    • Conduct gel electrophoresis to observe dye and extracted DNA migration
    • Demonstrate the action of restriction enzymes using paper DNA strands
    • Digest a DNA sample using restriction enzymes and conduct gel electrophoresis to analyze the results
    • Solve a problem determining the culprit of a crime using restriction enzymes and gel electrophoresis

    Day-to-Day Plans

    • Day 1-3: Introduce concepts, performance objectives, key terms, and essential questions
    • Day 4: Review reading, facilitate class discussion, introduce project 2.1.1 DNA extraction protocol, and student pair work
    • Day 5: Complete project 2.1.1, assess using evaluation rubric
    • Day 6: Complete Activity 2.1.3 Electrophoresis Currents
    • Day 7: Complete activity 2.1.4 Cutting Up DNA, introduce activity 2.1.5 Dicing Lambda DNA, pre-lab research for Activity 2.1.5
    • Day 8-9: Complete Activity 2.1.5 Dicing Lambda DNA
    • Day 10-12: Complete problem 2.1.6 The Chewed Shoe, in pairs
    • Day 13: Assess student methods and procedures for Problem 2.1.6 using a guide, complete check for understanding, and submit completed work for grading

    Key Terms

    • Agarose
    • Bacteriophage
    • Buffer
    • Cell biology
    • Chemistry
    • DNA size standard
    • EDTA
    • Electrophoresis
    • Electrode
    • Extract
    • Lambda DNA
    • Lysis
    • Protocol
    • RFLP
    • Sample loading buffer
    • Restriction enzyme
    • TAE buffer
    • TE buffer
    • Tris

    Essential Questions

    • How is DNA extracted from a cell?
    • Why does DNA need to be extracted from a cell?
    • How is agarose different from agar?
    • How do I prepare a 1x solution from a 50x solution?
    • Why is a comb necessary in the gel tray?
    • Why is a Tris/acetic acid/EDTA buffer used in electrophoresis instead of water?
    • How does gel electrophoresis work?
    • What color dye moves the furthest during electrophoresis?
    • How can you predict where a restriction enzyme will cut DNA?
    • How many times can a restriction enzyme cut a strand of DNA?
    • What is a lambda bacteria phage?
    • How is Restriction Fragment Length Polymorphism used in biotechnology?
    • What are applications of gel electrophoresis?

    Studying That Suits You

    Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

    Quiz Team

    Related Documents

    Lesson 2.1 Diving into DNA PDF

    Description

    Test your knowledge on biotechnology concepts touched in this chapter, including FFA activities, the role of proteins, and the significance of DNA in agriculture. Assess your understanding of key terms, workforce skills, and the importance of standard operating procedures in a lab setting.

    More Like This

    Use Quizgecko on...
    Browser
    Browser