Please choose the correct ending to complete the given sentence: Health: [header] How to take bee pollen [title] Understand the origin of bee pollen. [step] Bees gather pollen from flowering plants as they search for nectar in various flowers. Bee pollen contains the gametes-male reproductive cells of flowers-as well as bees' digestive enzymes.

Ending1: The number of bee pollen contained in the main group of plants appears to be compared to how other insect types perform. [substeps] Bee pollen makes energy and the pollen within the bee pollen is produced, while other bee pollen is produced via the berry or other fruit. Ending2: [substeps] Natural bee pollen contains vitamins and minerals in addition to trace elements, enzymes, and amino acids. The exact composition of bee pollen, however, varies depending on the plant from which the pollen was gathered. Ending3: The reason for the formation is pollen flow to males, fertility of plants, so the body temperature in which pollen is produced becomes lower in these flowering plants. [substeps] Males of the bush in the u.s. Ending4: This activity cleans the environment of bee pollen and essentially neutralizes the stinkiness and erosion of the pore. [substeps] Bee pollen got from pollen sources is also known as pollen from fruit trees and insects.

Answer format: ending1/ending2/ending3/ending4