Cardiac muscle cells are associated with
a. bundles.
b. a sheath of dense connective tissue.
c. voluntary responses.
d. cells tapered at both ends.
e. communication junctions.
E
Biology & Microbiology
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The TFIID complex is formed by
A. TATA-binding protein TBP and TAFs. B. TATA-binding protein TBP, TAFs and RNA pol II. C. TAFs and the core promoter. D. TATA-binding protein and activators.
Biology & Microbiology
The optimal pH for enzyme 1 is:
a. 2. b. 3. c. 4. d. 5. e. 6.
Biology & Microbiology
Mammals have opposing groups of muscles at a joint; for example, the ________ flexes the forearm and the ________ extends it
a. biceps / triceps b. triceps / deltoid c. deltoid / pectoralis d. pectoralis / triceps
Biology & Microbiology
Rough endoplasmic reticulum has ribosomes on its surface.
a. true b. false
Biology & Microbiology