Which of the Following Does NOT Accurately Describe Events in the Movement

question 81

Multiple Choice

Which of the following does NOT accurately describe events in the movement of mRNA from the nucleus to the cytoplasm?

• A)Processed mRNA transcripts are recognized and transported to the cytoplasm through nuclear pores.
• B)Processed mRNA transcripts diffuse passively down their concentration gradient across the nuclear membrane.
• C)Nuclear pores are large protein complexes that traverse the nuclear membrane and control the inflow and outflow of macromolecules.
• D)Primary transcripts must be processed to mRNA before leaving the nucleus.

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Definitions:

Pioneer Species

Species that can colonize a new habitat.

Keystone Species

A species that has a disproportionately large effect on community structure relative to its abundance.

Evolved

The process through which species undergo changes over time, often through genetic variation and natural selection, leading to adaptations and diversity among organisms.

Competitive Exclusion

A principle stating that two species competing for the same resources cannot stably coexist if other ecological factors are constant; one will always outcompete the other.