Q. Chemical energy is supplied to eukaryotic cells by

View solution

Q. Which part of a plant contains the male sex cell?

View solution

Q. A widely accepted explanation for transport of sugar in phloem is called

View solution

Q. Phloem is composed of

View solution

Q. The movement of most minerals, including potassium into root cells is by

View solution

Q. The evaporation of water from leaves is called

View solution

Q. Normally CO2 and O2 enter a plant by

View solution

Q. The cohesion-tension theory of water movement helps to explain how water moves from soil into root?

View solution

Q. When guard cells swell

View solution

Q. Water moves into roots of plants by

View solution

Q. Organogenesis is

View solution

Q. Which of the following is used in the culture of regenerating protoplasts, single cells or very dilute cell suspensions?

View solution

Q. In a callus culture

View solution

Q. Protoplasts are the cells devoid of

View solution

Q. Which breeding method uses a chemical to strip the cell wall of plant cells of two sexually incompatible species?

View solution

Q. When plated only in nutrient medium, how much time is required for the protoplast to synthesize new cell wall?

View solution

Q. Cellular totipotency is the property of

View solution

Q. Agrobacterium based gene transfer is efficient

View solution

Q. The phenomenon of the reversion of mature cells to the meristematic state leading to the formation of callus is known as

View solution

Q. Cell fusion method includes the preparation of large number of

View solution