nmdcat.online
BIO NMDCAT Cytoplasmic Organelles
nmdcat.online July 4, 2026

9. The selective passage of large protein molecules from the cytoplasm into the nucleoplasm requires a specific targeting amino acid sequence designated as the

A. Signal peptide
B. Nuclear localization signal
✓
C. KDEL sequence
D. Stop-transfer sequence

📝 Explanation

Proteins destined for the nucleus possess a Nuclear Localization Signal (NLS) that is recognized by importin proteins for active transport through the pore.

📖 Additional Information

  • Signal peptide
  • Nuclear localization signal
  • KDEL sequence
  • Stop-transfer sequence

Proteins destined for the nucleus possess a Nuclear Localization Signal (NLS) that is recognized by importin proteins for active transport through the pore.

🔗 Share This Question

Facebook Twitter LinkedIn WhatsApp

🧭 Navigate Questions

Previous Question

8. The chemical composition of the nucleoplasm is characterized by a high concentration of structural proteins, nucleotides, and inorganic ions suspended within a colloid matrix known as the

Next Question

10. The specific chromosomal segments containing the genetic instructions for ribosomal RNA synthesis that organize the nucleolus are known as

Back to All Questions

🔗 Related MCQs

An increase in the incidence of ectopic pregnancies within a population can often be epidemiologically correlated with a prior increase in the prevalence of which sexually transmitted disease?
July 16, 2026
In the life cycle of Herpes Simplex Virus 2 (HSV-2), the virus travels along nerve fibers to reach the sensory ganglia. The cellular mechanism responsible for this retrograde transport utilizes:
July 16, 2026
A defining characteristic of the lesions associated with the secondary stage of syphilis is that they:
July 16, 2026
The causative agent of genital herpes, HSV-2, is enveloped. The biological significance of this viral envelope in the context of transmission is that it makes the virus:
July 16, 2026
The structural basis for the severe cardiovascular complications seen in tertiary syphilis, such as aortic aneurysms, is the chronic inflammation and destruction of:
July 16, 2026

Categories

View all →