You need to have an awareness of the kind of trees you live near or the trees you plant that produces small-sized pollen. Certain trees can become a major allergy problem. It is your understanding of this, in combination with a knowledge of allergy-producing trees, that can help make the...
In angiosperms, each pollen grain produces two sperm. What do these sperm do? What type of cells undergo meiosis? Explain the process of spermatogenesis in human beings in detail. Human sperm cells first arise in which of the following: A. sertoli cells. B. vas deferens. C. seminiferous tu...
Step 1: Pollination Pollinationis the first required step in sexual reproduction in plants. The male portion of the plant produces the pollen – typically in the flower. A long filament, called a stamen, holds the bits of pollen at the end and one of several pollinators take the po...
Grains of Pollen:In order for a flowering plant to reproduce sexually, it must produce grains of pollen that can be carried from one flower to another. These grains of pollen are often carried by wind and insects, but can also be transported by other animals that either brush against...
Step-by-Step Text Solution:1. Definition of Flowers: Flowers are considered the sexual organs of plants. They contain reproductive structures that facilitate reproduction.2. Parts of a Flower</st
plants. The male portion of the plant produces the pollen – typically in the flower. A long filament, called a stamen, holds the bits of pollen at the end and one of several pollinators take the pollen grains to the female part of the flower, which is called the pistil...
filament isa conducting wire with a high melting point, forming part of an electric bulb or thermionic valve and heated by an electric current. the filament of bulbs is made up of tungsten. in biology,,, the part that produces pollen — consists of a slender stalk, called a filament and ...
David: If you were to go and look at my pollination chart, you'll see that every tree is very different as far as when it produces pollen and when it has female flowers available to be pollinated. Some varieties have pollen available for three days. Melissa: That's short. David: And...
The pollen grains consist of two cells- a vegetative cell and a generative cell. Once the microsporangium is matured it bursts and releases the pollen from the anther. The pollen grain consists of two layers. the outer thick layer is called the exine, ...
Learn about asexual reproduction. Discover how asexual reproduction produces offspring identical to the parent, and the different techniques of asexual reproduction, such as budding, fragmentation, cell division, and plant cuttings. Related to this QuestionWhat...