Advanced Higher Biology: Cells and Proteins
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Questions and Answers

What are the key areas covered in the "Cells and proteins" section of the Advanced Higher Biology course?

Laboratory techniques for biologists, proteins, membrane proteins, communication and signalling, protein control of cell division

What is the purpose of a pilot study in scientific research?

To help plan procedures, assess validity, and check techniques.

The null hypothesis assumes that there will be a statistically significant effect as a result of the experiment treatment.

False

What are the three main types of symbiotic interactions?

<p>Mutualism, commensalism, and parasitism.</p> Signup and view all the answers

What is the Red Queen hypothesis?

<p>In a co-evolutionary relationship, change in the traits of one species can act as a selection pressure on the other species, requiring species to constantly adapt to avoid extinction.</p> Signup and view all the answers

What is the purpose of meiosis?

<p>To produce haploid gametes for sexual reproduction.</p> Signup and view all the answers

What are the three main types of selection in evolution?

<p>Natural selection, sexual selection, and genetic drift.</p> Signup and view all the answers

What is the difference between a fundamental niche and a realized niche?

<p>A fundamental niche is the theoretical range of environmental conditions a species can occupy in the absence of competition, while a realized niche is the actual range a species occupies due to interactions with other species.</p> Signup and view all the answers

The term "reasonable assistance" refers to providing model answers to students to help them understand concepts.

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

What are the key areas covered in the "Investigative biology" section of the Advanced Higher Biology course?

<p>Scientific principles and process, experimentation, reporting and critical evaluation of biological research</p> Signup and view all the answers

What are the three key ethical considerations in animal studies?

<p>Replacement, reduction, and refinement.</p> Signup and view all the answers

What is the purpose of the "Skills for Learning, Skills for Life and Skills for Work" section of the course specification?

<p>To highlight the broad generic skills that candidates develop throughout the course.</p> Signup and view all the answers

The second component of the Advanced Higher Biology assessment is the question paper.

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

What are the two main sections of the Advanced Higher Biology question paper?

<p>Section 1, containing multiple choice questions, and Section 2, containing structured and extended-response questions.</p> Signup and view all the answers

What are the two types of cell death?

<p>Apoptosis (programmed cell death) and necrosis (cell death due to injury or disease).</p> Signup and view all the answers

What are the two main types of genetic drift?

<p>Bottleneck effect and founder effect.</p> Signup and view all the answers

What are the conditions for maintaining the Hardy-Weinberg equilibrium?

<p>No natural selection, random mating, no mutation, large population size, and no gene flow (through migration, in or out).</p> Signup and view all the answers

What is an ethogram?

<p>A list of species-specific behaviors that are observed and recorded in a study.</p> Signup and view all the answers

In general, males invest more energy in reproduction than females.

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

Asexual reproduction is more advantageous to organisms living in stable environments.

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

The genetic material of a virus is always DNA.

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

What are the two main ways that endoparasites of the body tissues are transmitted?

<p>By vectors or by consumption of intermediate hosts.</p> Signup and view all the answers

What are the two key components of the immune response to parasitic attack?

<p>Non-specific defenses and specific defenses.</p> Signup and view all the answers

What are the two key types of scientific literature?

<p>Scientific reports and review articles.</p> Signup and view all the answers

A negative control group is a treatment group that does not receive any treatment.

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

In vivo studies are conducted on living organisms.

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

In general, a larger sample size is required for more variable populations.

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

What are the three types of sampling?

<p>Random, systematic, and stratified sampling.</p> Signup and view all the answers

What are the four main components of a scientific report?

<p>Title, abstract, introduction, and method.</p> Signup and view all the answers

Both natural selection and genetic drift are non-random processes.

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

Sexual selection is the non-random process that involves the selection of alleles that increase an individual's chances of surviving.

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

What is a proto-oncogene?

<p>A normal gene that is often involved in controlling cell growth or division but can mutate to become a tumor-promoting oncogene.</p> Signup and view all the answers

The activity of many cellular proteins, such as enzymes and receptors, is regulated by phosphorylation.

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

Both internal and external fertilization require energy expenditure from the organism.

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

Study Notes

Advanced Higher Biology Course Specification

  • Course code: C807 77
  • Course assessment code: X807 77
  • SCQF level: 7 (32 SCQF credit points)
  • Valid from: Session 2022-23

Course Content

  • Cells and proteins: Laboratory techniques for biologists, proteins, membrane proteins, communication and signaling, protein control of cell division.
  • Organisms and evolution: Field techniques for biologists, evolution, variation and sexual reproduction, sex and behaviour, parasitism.
  • Investigative biology: Scientific principles and process, experimentation, reporting and critical evaluation of biological research.

Skills, Knowledge and Understanding

  • Extending and applying knowledge of biology to new situations
  • Planning and designing biological experiments/investigations
  • Carrying out complex experiments
  • Recording systematic data
  • Presenting detailed information
  • Processing and analyzing biological data
  • Making reasoned prediction and generalisations
  • Critically evaluating experimental procedures
  • Communicating biological information
  • Analyzing and evaluating scientific publications

Course Assessment

  • Question paper: 100 marks (75% of total)
    • Section 1: Multiple choice questions (20 marks)
    • Section 2: Structured and extended response questions (80 marks)
  • Project: 30 marks (25% of the total)
  • In-depth investigation of a biology topic
  • A written report recording research and experimental details

Grading

  • Grade descriptions for C and A, outlining the expected skills, knowledge and understanding shown at the various levels

Equality and Inclusion

  • The course is designed to be as fair and accessible as possible with no unnecessary barriers.

Further Information

  • Links to various SQA resources and guidance

Appendix 1: Course Support Notes

  • Approaches to delivering the course
  • Independent study
  • Collaboration
  • Practical activities
  • Fieldwork opportunities

Appendix 2: Question Paper Brief

  • Details of the question paper structure
  • Breakdown of the marks expected for knowledge, understanding and skills
  • Range of marks for each question type

Other Information

  • Time: Candidates have 3 hours to complete the question paper.
  • Supervision and control: The project is carried out under some supervision and control.
  • Resources: No restrictions on resources available to candidates.
  • Reasonable assistance: Teachers should assist students by asking questions, without giving direct answers.
  • Evidence to be gathered: Project report submitted for marking within the given time frame.
  • Volume: The project report should be between 3,000 and 3,600 words.

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Advanced Higher Biology Course Specification PDF

Description

Test your knowledge on key concepts related to cells, proteins, and evolutionary biology in the Advanced Higher Biology course. This quiz covers important topics like symbiotic interactions, the Red Queen hypothesis, and ethical considerations in animal studies. Assess your understanding of investigative biology and related skills for learning and work.

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