Reproduction of unicellular algae For some unicellular algae, for example, chlorella, only asexual reproduction is characteristic. Usually, algae reproduce both asexually and sexually. The methods of sexual reproduction

Reproduction is one of the essential properties of any living organism. Reproduction consists in increasing the number of individuals. In plants, asexual and sexual reproduction is distinguished. Asexual

Some of the organic matter is not immediately consumed for vital processes, but is stored by the plant. Organic matter can be deposited in the cells of fruits

Every autumn, with a decrease in day length, the leaves of most trees and shrubs change from green to yellow-orange. In the fall, chlorophyll is destroyed in the

You can make sure that the plant evaporates water by experiment. Place a separate shoot in the flask without cutting it off from the plant. Close the neck

The roots of plants in the warm season constantly absorb water from the soil and carry it through the vessels of the wood to the leaves. Inside the

Water as a condition for plant life The plant is 70 – 95% water. All vital processes of plants proceed with the use of water: water in the

Water and nutrients must go to all organs of the plant, so the entire plant is permeated with conductive tissues. Water with dissolved minerals (from the soil) moves

Metabolism is a combination of various chemical transformations occurring in the body that ensure the growth and development of the body, its reproduction and constant contact with the

Life processes take place in all living cells, so they need energy, and they receive it in the process of breathing. Consequently, all parts of the plant, consisting