When it is said that the genetic code is universal, it means that all organisms share the same:a
genes.
b. mitochondrial DNA.
c. coding mechanism.
d. ribosomal structure.
e. nuclear composition.
C
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Which gland is associated with daily
biorhythms? a. pineal b. parathyroid c. thymus d. pituitary e. thymus
Chemical interaction competition in plants is called ________
Fill in the blank(s) with correct word
The mechanical force generated by a contracting muscle is called influenced by the number of muscle fibers in_____.
A. a motor unit B. muscle tension C. a motor neuron D. the energizing of myosin molecules E. the action potential
Mature human neuron (nerve) cells and muscle cells
A) become cancerous more easily than other cell types. B) continue to divide throughout their lifetime. C) are permanently in a state of nondivision. D) cease dividing after a predetermined number of cell generations.