Which muscles act involuntarily?
(i) Striated muscles
(ii) Smooth muscles
(iii) Cardiac muscles
(iv) Skeletal muscles
Lysosome is a cytoplasmic organelle containing enzymes that break down biological polymers. Lysosomes function as the digestive system of the cell. It is also called the suicide bag of the cell because:
1 Crore+ students have signed up on EduRev. Have you? Download the App |
Cardiac muscle is one of the three major types of muscles, the others being skeletal and smooth muscles. It is found in the walls and histological foundation of the heart. Which one of the following statements is not related to the cardiac muscles?
Connective tissues are the tissues that help to bind or connect other tissues in the body. They have widely spaced cells embedded in a matrix having a variety of proteins, polysaccharides, and mineral salts. Can you identify the connective tissues among the following?
i. Ligament
ii. Epithelium
iii. Tendon
iv. Blood
A person met with an accident in which two long bones of his hand were dislocated. Which among the following may be the possible reason for this?
Tissue is a group of similar kinds of cells specialized to perform a particular function in the body. Therefore, the presence of tissues in a multicellular organism ensures:
Epithelial tissue always has an exposed outer surface and an inner surface anchored to connective tissue by a thin, non-cellular structure called the:
The cells in the intestine, which are drawn into long processes called microvilli, are:
Neuron receives and transmits information and messages in the form of: