In a 3-celled pollen, the generative cell has already divided and formed 2 male gametes. Hence, it will not divide again in the pollen tube. Since in a 2-celled pollen, the generative cell has not divided, it divides in the pollen tube.
In a 3-celled pollen, the generative cell has already divided and formed 2 male gametes. Hence, it will not divide again in the pollen tube. Since in a 2-celled pollen, the generative cell has not divided, it divides in the
pollen tube.
Which countries follow the unitary system of government?
(C) United Arab Emirates, China and Sri Lanka
(C) United Arab Emirates, China and Sri Lanka
See lessThe Ottoman Empire was ruled by the emperor of
(C) Britain
(C) Britain
See lessBelgium shares its border with:
(D) all of the above
(D) all of the above
See lessWhich of the following helps in repair of tissue and fills up the space inside the organ?
(C) Areolar Areolar tissue helps in repair of tissue and fills up the space inside the organ.
(C) Areolar
See lessAreolar tissue helps in repair of tissue and fills up the space inside the organ.
Why is the rate of assimilation of energy at the herbivore level called secondary productivity?
It is because the biomass available to the consumer for consumption is a resultant of the primary productivity from plants.
It is because the biomass available to the consumer for consumption is a resultant of the primary productivity from plants.
See lessAmong the crustose, foliose and fruticose lichens which one is a pioneer species?
Crustose lichens.
Crustose lichens.
See lessThe generative cell of a 2-celled pollen divides in the pollen tube but not in a 3-celled pollen. Give reasons.
In a 3-celled pollen, the generative cell has already divided and formed 2 male gametes. Hence, it will not divide again in the pollen tube. Since in a 2-celled pollen, the generative cell has not divided, it divides in the pollen tube.
In a 3-celled pollen, the generative cell has already divided and formed 2 male gametes. Hence, it will not divide again in the pollen tube. Since in a 2-celled pollen, the generative cell has not divided, it divides in the
See lesspollen tube.