The cytoskeleton in a cell is responsible for various functions, including providing structural support, facilitating cell motility, and participating in intracellular transport. It consists of protein filaments and tubules that give the cell its shape and are involved in movement within the cell and cell motility as a whole.
So, the correct option is (B): Motility
List I (Type of Joint) | List II (Found between) | ||
A | Cartilaginous Joint | I | Between flat skull bones |
B | Ball and Socket Joint | II | Between adjacent vertebrae in vertebral column |
C | Fibrous Joint | III | Between carpal and metacarpal of thumb |
D | Saddle Joint | IV | Between Humerus and Pectoral girdle |
List I | List II | ||
---|---|---|---|
A. | Vibrations in skeletal muscles of larynx | I. | Facial contractions |
B. | Involuntary contraction of skeletal muscles that is regulated by the brain | II. | Regulate voice |
C. | Contraction of skeletal muscles in the legs | III. | Shivering |
D. | Pull of skeletal muscles on attachments to skin of face | IV. | Assists return of blood to the heart |
V. | Causes facial expression |
List I | List II | ||
---|---|---|---|
A | Mesozoic Era | I | Lower invertebrates |
B | Proterozoic Era | II | Fish & Amphibia |
C | Cenozoic Era | III | Birds & Reptiles |
D | Paleozoic Era | IV | Mammals |