What event results from the hydrolysis of ATP to ADP by the myosin head?
A. cross-bridge formation
B. shortening of the muscle fiber
C. cocking of myosin head to its high-energy
position
D. the power stroke
C
You might also like to view...
What type of cladogenesis can occur through the founder effect?
A. Parapatric speciation B. Allopatric speciation C. Sympatric speciation
Certain cell types in humans, such as skeletal muscle cells, have several nuclei per cell. Based on what we know about mitosis, how could this happen?
a. The cell undergoes repeated mitosis with associated cytokinesis. b. The cell undergoes repeated cytokinesis, but not mitosis. c. The cell undergoes anaphase twice before entering telophase. d. The cell undergoes repeated mitosis, but not cytokinesis.
When a control agent targets the metabolic processes of microbial cells, active younger cells typically die more rapidly than older cells.
Answer the following statement true (T) or false (F)
Which of the following have identical DNA?
A. Siblings B. Mothers and children C. Identical twins D. Fraternal twins E. Both C & D