Viruses have
DNA only
RNA only
Either DNA or RNA
Both DNA and RNA
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- The protein synthesis takes place in
- Who was the first scientist/doctor who attempted vaccination?
- The two German scientists who proposed the 'cell theory' were
- Which one of the following acts as a communication system?
- Eye is an organ that can be called as
- Bats can fly in the dark because
- Insect pollination is known as
- Which one of the following is caused by the expression of a recessive gene present on sex chromosome?
- Enzymes are produced by
- Calcium and phosphorus assimilation will depend on sufficient intake of
- What are the symptoms of Xeroph-thalmia?
- The cell theory of Schleiden and Schwann states that
- Pacemaker is the
- Afforestation means
- The enzyme that is necessary to bring about clotting of blood is
- Foal' is the young on of the
- The disease Goitre is caused in persons who do not have in their diet sufficient
- Diabetes is a disease which is
- Metastasis' is the process by which
- The bacteria that gets into our body is consumed by
- Saffron is the dried ________ of the saffron plant.
- A biopsy is performed on a patient generally to detect which one of the following?
- The artificial kidney operates on the principle of
- One of the following is often called the master gland. Which one is it?
- Formation of blood
- Which one of the following was probably absent in the atmosphere at the time of origin of life?
- Biological control is to check growth of
- The influenza vaccine was discovered by
- The thrombocytes are associated with
- Organisms that live in the deep sea are mainly