Which ion is required to be present in a significant quantity in order to allow myosin heads to form cross bridges with actin filaments?
a. Calcium
b. Hydrogen
c. Potassium
d. Sodium
e. Glucose
a
Biology & Microbiology
You might also like to view...
Organisms categorized as osmoconformers are most likely _____
A) found in freshwater lakes and streams B) marine C) amphibious D) found in arid terrestrial environments E) found in terrestrial environments with adequate moisture
Biology & Microbiology
Nearly all of the foods we eat come from which group of plants?
A. conifers B. ferns C. cycads D. angiosperms E. bryophytes
Biology & Microbiology
The spermatid is cell number
a. 2. b. 3. c. 4. d. 5. e. 6.
Biology & Microbiology
Plants in general require how many essential
elements, both macro and micro, for their growth and survival?
a. 6 b. 12 c. 16 d. 22 e. 28
Biology & Microbiology