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- Phloem fibres are used for making ropes.
- Mitochondria are also known as “Powerhouses of the cell.”
- Biosensors are used to measure the concentration of specific biological compounds.
- In the plant kingdom, cambium is the only tissue that is capable of cell division.
- The number of nerve cells in an adult human is approximately 10 million.
- Nitrate is not a reducing agent.
- Cerebral hemispheres are the centres of intelligence, memory, learning, and emotional responses.
- Homo habilis is considered the first toolmaker.
- Rickets is caused by a deficiency of Vitamin D.
- Microbes are used to increase the fertility of soil.
- Hemoglobin is the oxygen-carrying pigment in human beings.
- Enzymes are sensitive to temperature and pH and their activity can be influenced by these factors.
- A saprophyte is an organism that feeds on dead and decaying matter.
- The region of the chromosome that holds the two chromatids together after replication is called the centromere.
- Vaccination involves the introduction of weakened or dead microbes into the body.
- The average life span of RBCs in humans is 120 days.
- Nucleus contains the genetic material.
- Prokaryotic cells lack a true nucleus.
- Protoplasm is made up of cytoplasm and nucleoplasm.
- Schleiden and Schwann formulated the cell theory.
