Serous cavities are of three kinds along with their associated membranes. Pleura - it surrounds lungs in the pleural cavity Pericardium -... View Article
The posterior and anterior cavities are each subdivided into smaller cavities. In the posterior cavity, the cranial cavity comprises the brain,... View Article
Planes are imaginary two-dimensional surfaces passing throughout the body. Commonly, there are three such planes used in medicine and anatomy,... View Article
Positive feedback amplifies a change in the physiological condition of the body rather than reversing it. A variation from the normal range... View Article
Humans have a temperature regulation feedback system that operates by facilitating heat gain or loss. In the event when the temperature... View Article
It is a condition wherein gases dissolved in the blood or other body tissues are not dissolved once a reduction in the body pressure occurs. This... View Article
In order for the body to maintain a stable temperature, it continuously engages in coordinated physiological processes. Controlled hypothermia is... View Article
It is the ability of an entity to adapt to changes in its external and internal environments. For instance, responsiveness to external stimuli... View Article
The formation of a dikaryon is a characteristic feature of the subkingdom Dikarya. Dikaryotic are commonly formed during sexual reproduction in... View Article
A filiform apparatus' function is to guide pollen tubes’ entry, extract food from the nucleus, and help metabolites at short distances. The... View Article
The main differences between perisperm and endosperm are: Perisperm It is diploid It is a food storing tissue It develops from the nucellus... View Article
Cleistogamy is the self-pollination occurring in an unopened flower. The disadvantages of cleistogamy are: Continued self-pollination may lead... View Article
Yes. Pea seeds are examples of Non-albuminous seeds. Non-albuminous seeds refer to the seeds, which store food in their cotyledons and in a... View Article
Yes. Pollen grains of only one pollen tube of the same species grow into the style. The pollen tube grows through the stigma and style with the... View Article
Seeds are called an essential tool for agriculture as they are used to cultivate new crops. Good quality seeds produce good yields. Many... View Article
Germ pore is the region of the exine layer of the pollen grain, where the sporopollenin is absent. There are three germ pores present in... View Article
Yes. Parthenocarpic fruits are seedless because these fruits are produced or developed without fertilization. Pineapple, banana, cucumber, grape,... View Article
Wind pollinated plants have large flowers with feathery stigma, abundant pollen. This is mainly because this feathery stigma helps plants to... View Article
Lichens are peculiar dual organisms produced by the intimate association of two organisms: a fungus and an alga. The association between the two... View Article
The flowers containing only pistils, the female reproductive part of a flower, is called the pistillate. Pistillate are unisexual female flowers,... View Article
