<span>Intrinsic factor is a glycoprotein principally secreted by the parietal cells of the stomach. This secretion is needed to produce mature erythrocytes. Its secretion is governed by the same biochemical processes that regulate acid secretion and its action is to assist in the absorption of vitamin B12.</span>
Because plants go through a cycle(the cycle is seed, seedling, plant, flower and tree.) and it takes time for the plant food, water, and nutrients to go though the plant.
The flowering part in Monocot plants are in multiples of threes is a true statement. There can be either three or in multiples of three <span>flowering parts. </span>
Answer:
C - Mutations are the only source of genetic variation for asexual reproduction
Answer:
The most correct option is the first option
Explanation:
A deer is an herbivorous animal that is usually preyed upon by many wild carnivorous animals like lions, tigers and leopards. Hence, when the population of these wild predatory carnivorous animals reduce, the population of the deer would increase because fewer of them would them would be killed by predators despite them (the deers) reproducing.
Note that a predator is an animal that feeds upon another animal (referred to as prey) of lower "strength".
