Answer: Telomerase is the enzyme responsible for maintenance of the length of telomeres by addition of guanine-rich repetitive sequences. Telomerase activity is exhibited in gametes and stem and tumor cells.
Explanation:
An igneous rock that has silica and the ferromagnesian matter has basaltic composition. It contains silicate dark materials caused by iron and magnesium. The elements such as <span>olivine, pyroxene, amphibole, and biotite are also present on this igneous rock. On the other hand, light colored have a different composition.</span>
<span>Algae</span>
<span>Pioneer community can be refers to a community of spices that
first colonize an area during primary succession. This group of organisms are
among the first to arrive at a new site and perform a unique services by
preparing a habitat for later species. </span>
Answer:The central nervous system (CNS) is the part of the nervous system consisting primarily of the brain and spinal cord. The CNS is so named because it integrates the received information and coordinates and influences the activity of all parts of the bodies of bilaterally symmetric animals—i.e., all multicellular animals except sponges and radially
Explanation: