Synthesis of mRNA is:

in the 5' to 3' direction with new nucleotides being added to the 5' end of the mRNA molecule.
in the 3' to 5' direction with new nucleotides being added to the 5' end of the mRNA molecule.
in the 5' to 3' direction with new nucleotides being added to the 3' end of the mRNA molecule.
in the 3' to 5' direction with new nucleotides being added to the 3' end of the mRNA molecule.
able to proceed either from the 5' to 3' or 3' to 5' direction.


in the 5' to 3' direction with new nucleotides being added to the 3' end of the mRNA molecule.

Anatomy & Physiology

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A single stimulus that elicits several responses involves which type of neuronal circuit?

A) convergent pathway B) divergent pathway C) reverberating circuit D) parallel after-discharge circuit

Anatomy & Physiology

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Indicate whether the statement is true or false

Anatomy & Physiology

These types of cell junctions anchor adjacent cells together and resist their separation during contractile activities

a) tight junctions and hemidesmosomes b) gap junctions and tight junctions c) adherens junctions and desmosomes d) desmosomes and gap junctions e) hemidesmosome and tight junctions

Anatomy & Physiology

A person with blood type AB possesses ________ on the plasma membrane of his/her erythrocytes.

A. no blood typing antigens or antibodies B. antigens A and B C. antibodies a and b D. None of the choices are correct.

Anatomy & Physiology