Yes there are.
Pollen cones are the male pollen-producing cones, and seed cones are the female seed-producing cones in conifer trees.
Seed cones are gymnosperms, which means the seeds are not enclosed within an ovary (in Greek, gymno is naked).
Male and female cones are extremely similar. The difference is not in the cones it is in the the chemical rhodopsin. Men are more prone to colour blindness (Red and blue) because they are different amounts of this chemical.
According to Tom Ubetcha, the male and female need to engage in intercourse to have children... This theory has not been proven yet, but we are trying our best here at TESCO.
Make cones are smaller than female cones
The pine cones that you are familiar with are probably female pine cones. You probably have never noticed male pine cones because they are much smaller and don't look much like the female pine cones. Male pine cones are much smaller and produce pollen grains. Female pine cones contain the egg. The pollen is carried from the male pine cones to the female pine cones by the wind.
In the cones. In some species of conifer there are male and female trees so all the cones on each tree would be all male or all female.
Gymnosperms pollination occurs after the micro spores are released from the male cone. They travel by wind until they get stuck to a female cone due to a sticky resin. Once stuck a pollen tube is grown and pollination occurs
Conifers produce male and female cones
The male cones are located below the female cones on a tree. Also, the timing of cone production varies among trees to ensure that one tree will be producing male cones while another tree produces female cones. This is a form of temporal regulation.
The pine cones that you are familiar with are probably female pine cones. You probably have never noticed male pine cones because they are much smaller and don't look much like the female pine cones. Male pine cones are much smaller and produce pollen grains. Female pine cones contain the egg. The pollen is carried from the male pine cones to the female pine cones by the wind.
Yes, the wind can often carry pollen from male cones to female cones in gymnosperms.
because some of the cones are male cones, and some of the cones are female cones. the male cones produce the pollen and sperm, and the female seeds contain the seeds.
Ye, both male and female cones are produced
There is no set number of male cones that can be found in a cluster. Unlike female cones, which are usually single, there can be large numbers of male cones in cluster.
There is no set number of male cones that can be found in a cluster. Unlike female cones, which are usually single, there can be large numbers of male cones in cluster.
it is a conifer
Seed cones (female cones) are much larger than pollen cones (male cones).
Ye, both male and female cones are produced
In the cones. In some species of conifer there are male and female trees so all the cones on each tree would be all male or all female.
There is no set number of male cones that can be found in a cluster. Unlike female cones, which are usually single, there can be large numbers of male cones in cluster.
Pine trees have cones. There are male cones, which are smaller (about 1-5 cm), and female cones, which are larger (3-60 cm). The male cones contain pollen. The female cones have ovules, which become seeds when fertilized by pollen from a male cone.