Answer:
Option (b).
Explanation:
Iguana and flying dragons are both reptiles. Iguana is a herbivorous lizard belongs to the order squamata. Flying dragons are known as gliding lizrds and belong to the genus<em> Draco. </em>
Iguana can easily be identified by their droopy skin, stocky stature and spines on their necks, backs, heads and tails. Iguanas may venture to the ground. Flying dragons has reduced tail, throat sacs color is different in males and females. Flying dragons used to live on trees, feed on the arboreal ants and will frequently venture in the ground.
Thus, the correct answer is option (B).
B
Explanation
Sodium Fluoride
Answer:
Option 3, Chromatids remain attached to one another until anaphase
Explanation:
Centromere lies at the center, end or other points of the chromosome and joins the two sister chromatids. During cell division, the spindle fibers attaches at the centromere and detaches the chromosomes during the anaphase of the cell division to ensure that each daughter cell gets equal number of chromosomes at the end of mitosis. Centromere plays an essential role in the separation of chromosomes.
Hence, option 3 is correct
The correct answer is microglia.
<span>Microglia is glial cells found in the central nervous system with the protective role. Because they are the resident macrophage cells, they act as the first and main form of active immune defense. Microglia is constantly cleaning the CNS for plaques, damaged or unnecessary neurons, and infectious agents, like viruses or other microorganisms.</span>
