Cancer, Tumors, and Mutagens
18 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 is the process called when malignant tumors fragment, spread, and invade other tissues?

  • Apoptosis
  • Differentiation
  • Proliferation
  • Metastasis (correct)
  • Which term describes agents that damage DNA?

  • Carcinogens
  • Oncogenes
  • Antibiotics
  • Mutagens (correct)
  • What is a common side effect of chemotherapy due to the drugs targeting rapidly dividing cells?

  • Improved immunity
  • Hair loss (correct)
  • Enhanced vision
  • Weight gain
  • Which cancer treatment uses x-rays or gamma rays directed at the tumor to kill cancerous cells?

    <p>Radiation therapy</p> Signup and view all the answers

    In which scenario is surgery NOT an option for cancer treatment?

    <p>When cancer has spread diffusely</p> Signup and view all the answers

    What genetic information do egg and sperm contribute to the zygote during fertilization?

    <p>Half of the individual's genetic information each</p> Signup and view all the answers

    What separates the two new nuclei into new cells during cell division?

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

    Which proteins make the decision to proceed through the cell cycle or to stop?

    <p>Tumor-suppressor genes</p> Signup and view all the answers

    What happens when a cell decides to wait before dividing?

    <p>It undergoes apoptosis</p> Signup and view all the answers

    Which class of genes code for proteins that encourage cell division?

    <p>Proto-oncogenes</p> Signup and view all the answers

    What type of proteins are involved in deciding whether or not to proceed with cell division?

    <p>Checkpoint proteins</p> Signup and view all the answers

    What is the main cause of cancer according to the text?

    <p>Overexpression of proto-oncogenes</p> Signup and view all the answers

    During which phase of cell division do alleles on homologous chromosomes separate?

    <p>Anaphase I</p> Signup and view all the answers

    How does crossing-over affect genes that are farther apart on a chromosome?

    <p>Increases the chance of separation</p> Signup and view all the answers

    What results from nondisjunction during cell division?

    <p>Abnormal number of chromosomes</p> Signup and view all the answers

    How do alleles segregate during fertilization?

    <p>One allele of each gene from each parent is contributed to a gamete</p> Signup and view all the answers

    What contributes to the generation of a large number of different offspring from two parents?

    <p>Independent assortment, segregation, mutation, and crossing-over</p> Signup and view all the answers

    Why do some abnormal gametes resulting from nondisjunction survive?

    <p>Some abnormal gametes result in viable offspring</p> Signup and view all the answers

    More Like This

    Cancer Biology: Defining Cancer and Tumors
    12 questions
    Cancer and Tumors Quiz
    48 questions

    Cancer and Tumors Quiz

    WorkableHeliotrope avatar
    WorkableHeliotrope
    Use Quizgecko on...
    Browser
    Browser