Explain the pollination
Explain the pollination? Specify the main forms of the pollination?
Expert
The process wherein the pollen grains (male gametophytes of the phanerogamic plants) arrive at the female gametophyte is known as the pollination. The main forms of the pollination include:
a) Anemophily, wherein the pollen is carried out through the wind. b) Hydrophily, pollination carried out by the water; c) Entomophily, pollen carried out by the insects; d) Ornitophily, pollination carried out by the birds; e) Chiropterophily, pollen distrubuted by the bats.
Characteristics of flowers of each of the plant species relates to the type of pollination carried out by the plant. Colored flowers attracts the birds and insects; nocturnal flowers usually are white and perfumed, many are specialized in the pollination by bats; the nectar is also a specialization used to attract the pollinator animals; flowers which generates an exaggerated amount of the pollen generally use the wind as pollinator; the position of the anthers more external or internal next to the nectar give the way in order to facilitate the pollen dissemination respectively by the wind or by the animals.
What is meant by the xaxim?
What is the basic difference between the theory of genome and karyotype?
You have a gene that codes for a cell surface receptor that has a half-life of several days. As there is some potential for targeting this receptor for a particular disease based functionality, it's path of production and clearance is of special interest to a variety
PC Technology: It stands for "Personal computer." PCs are what most of us utilize on a daily basis for work or personal utilization. A usual PC comprises a system unit, keyboard, monitor, and mouse. Most PCs nowadays also encompass a network or Intern
Define the term Bio diversity? Briefly define it.
State some of evolutionary advantages of the animals having complete digestive tube?
Explain why pteridophytes are more common within the humid places?
In support of enzymatic reaction write down the effect of a substance with same spatial conformation as enzymatic substrate? How is this kind of substance recognized?
Describe briefly the relation between thyroid and hypophysis?
How are expiration and inhalation carried out?
18,76,764
1943027 Asked
3,689
Active Tutors
1433176
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!