Answer:
The elongation of the cell takes place in telophase, and due to elongation of the microtubules, the organelles and the cytoplasm get ready to move in a new cell formed by the process of cytokinesis.
a. The given statement is false, as the force of contraction is produced by microtubule and actin bundles that produce the contractile ring.
b. The given statement is true, as, with the constriction of the contractile ring, the thickness also increases so that the volume remains the same.
c. The given statement is false, as the midbody gets generated from bipolar microtubule array.
d. The given statement is false, as local activation of Rho GTPase stimulates the alignment and contraction of the contractile ring.
Heterocyst-forming cyanobacteria differentiate highly specialized cells to provide fixed nitrogen to the vegetative cells in a filament. In the presence of a source of combined nitrogen such as nitrate or ammonium, Anabaena PCC 7120 grows as long filaments containing hundreds of photosynthetic vegetative cells.
The nurse should tell to the patient’s parents that the
tinea is not a serious infection in which it wouldn’t cause any serious
complications although they should also be cautious when handling the things of
their child as this could be transmitted with the use of having to be in
contact with the person that is infected.
Metaphase 1 would be when homologous chromosomes line up in the middle of the equator.