Question

Write short notes.
a. Meristematic tissue.
b. Xylem
c. Striated muscles.
d. Agro-complementary business.
e. Genetic engineering
f. Sericulture​

Answer 1

Answer:

• A meristem is the tissue in most plants containing undifferentiated cells (meristematic cells), found in zones of the plant where growth can take place. Meristematic cells give rise to various organs of the plant and keep the plant growing. -Apical meristem: present at the growing tips of stems and roots.
• Xylem is a complex permanent tissue that conducts water and mineral upward from to plant it is also known as wood. xylem consists of four types of elements. VESSELS - vessel is a cylindrical tube like structure that are placed one above the other end to end. it is a non living cell with lignified
• Striated muscle tissue is a muscle tissue that features repeating functional units called sarcomeres. The presence of sarcomeres manifests as a series of bands visible along the muscle fibers, which is responsible for the striated appearance observed in microscopic images of this tissue. ... Cardiac muscle(heart muscle