A chaperone protein
A) attracts ATP.
B) brings amino acids to the appropriate tRNAs.
C) brings a tRNA to the appropriate codon on mRNA.
D) helps a protein to fold.
D
Anatomy & Physiology
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________ innervation increases the rate and the force of heart contraction.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
Smooth muscle cells
A) have to be innervated by motor neurons. B) are larger than cardiac muscle cells. C) are multinucleate. D) contain intercalated discs. E) are spindle-shaped.
Anatomy & Physiology
DNA replication occurs during
A. anaphase. B. metaphase. C. the S phase of interphase. D. telophase. E. the G1 phase of interphase.
Anatomy & Physiology
Which organ system transports nutrients, metabolic wastes, gases, and defense cells?
A) cardiovascular B) digestive C) muscular D) respiratory E) urinary
Anatomy & Physiology