Nokea
How are viruses categorized?
- A. Presence or absence of an outer envelope.
- B. Size and shape.
- C. All of these are ways in which a virus is categorized.
- D. Type of nucleic acid
Correct Answer: C
Rationale:
You may also like to solve these questions
Which set is correctly listed from largest to smallest group?
- A. Genus, order, species, phylum.
- B. Phylum, order, genus, species.
- C. Order, phylum, species, genus.
- D. Species, order, phylum, genus.
Correct Answer: B
Rationale:
Which genetic descriptor refers to an organism's actual appearance?
- A. Phenotype.
- B. Homozygote.
- C. Genotype
- D. Karyotype.
Correct Answer: A
Rationale:
Why do cells need to use exocytosis?
- A. To obtain energy
- B. To defend against invaders
- C. To eliminate waste
- D. To undergo cell division
Correct Answer: C
Rationale: Cells use exocytosis to eliminate waste from the cell. Exocytosis is the process by which cells expel waste materials or products outside the cell. This process helps maintain cellular cleanliness and proper functioning by preventing the accumulation of harmful substances inside the cell, ensuring the cell's health and survival.
Which set is correctly listed for characteristic chromosome number, and most of their cells have a complete set of these chromosomes?
- A. Genus, order, species, phylum
- B. Order, phylum, species, genus
- C. Species, order, phylum, genus
- D. Phylum, order, genus, species
Correct Answer: D
Rationale: The correct order from largest to smallest is Phylum, Order, Genus, Species. In biological classification, the hierarchy of taxonomic ranks is structured such that phylum is the broadest category, followed by order, genus, and species, which is the most specific. When looking at the characteristic chromosome number, most cells have a complete set of chromosomes, and this order aligns with the genetic similarity and differences observed in organisms.
Aerobic respiration occurs in the presence of what necessary molecule?
- A. Carbon Dioxide
- B. Water
- C. Glucose
- D. Oxygen
Correct Answer: D
Rationale: Oxygen is essential for aerobic respiration as it acts as the final electron acceptor in the electron transport chain, producing ATP