Ciliate Nuclei and Virus Characteristics Quiz
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Questions and Answers

What is the function of the macronuclei in ciliates?

  • Regulates daily metabolic activities (correct)
  • Facilitates cellular respiration
  • Protects the cell from viruses
  • Serves as the genetic reserve of the cell

Which type of nuclei in Paramecium serves as the genetic reserve of the cell?

  • Endonuclei
  • Macronuclei
  • Heteronuclei
  • Micronuclei (correct)

What is a characteristic feature of viruses regarding their genetic organization?

  • Produce numerous proteins
  • Lack a nuclear membrane (correct)
  • Contain intracellular systems
  • They have very large genomes

What is the primary function of viral nucleic acids during infection?

<p>Code for viral proteins (A)</p> Signup and view all the answers

During which stage of the viral life cycle does uncoating occur?

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

In viral taxonomy, what is one way to categorize RNA viruses based on their RNA characteristics?

<p>Positive polarity or negative polarity (C)</p> Signup and view all the answers

What type of fungi is Candida albicans?

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

Which type of fungi has multicellular hyphae?

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

At what temperature do dimorphic fungi exist as molds?

<p>25 ⁰C (A)</p> Signup and view all the answers

What type of mycosis affects the outermost keratinized tissues of hair and nails?

<p>Superficial and Cutaneous mycosis (B)</p> Signup and view all the answers

Which type of mycosis generally affects deeper tissues in the epidermis and the dermis?

<p>Subcutaneous mycosis (C)</p> Signup and view all the answers

What is the usual presentation of a fungal infection within the skin or under the skin?

<p>Lump and skin changes (A)</p> Signup and view all the answers

What is the process in protozoa where cytoplasmic division follows mitosis, producing two organisms?

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

Which protozoan subphylum is characterized by locomotion using flagella, such as Euglena?

<p>Mastigophora (D)</p> Signup and view all the answers

What is the term for the temporary cell extension used for movement and gathering food in protozoa, such as Amoeba and Entamoeba?

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

Which phylum of protozoa usually lacks cilia and flagella, and includes organisms like Plasmodium causing Malaria?

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

In protozoa, which type of reproduction involves the splitting of a cell or organism into many new cells or organisms?

<p>Multiple fission (D)</p> Signup and view all the answers

Which subphylum of protozoa is known for locomotion using cilia?

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

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