Acyclovir is also sometimes used to prevent outbreaks of genital herpes in people who are infected with the virus. Acyclovir is in a class of antiviral medications called synthetic nucleoside analogues. It works by stopping the spread of the herpes virus in the body.
The word hormone is derived from Greek, meaning set in motion. Plant hormones affect gene expression and transcription levels, cellular division, and growth. They are naturally produced within plants, though very similar chemicals are produced by fungi and bacteria that can also affect plant growth.he word hormone is derived from Greek, meaning set in motion. Plant hormones affect gene expression and transcription levels, cellular division, and growth. They are naturally produced within plants, though very similar chemicals are produced by fungi and bacteria that can also affect plant growth.
Flowering Plants. Flowers help plants reproduce. Flowers are the parts of a plant where seeds are made. Seeds produce new plants. 1. An insect visits the flower. 2. It rubs against the stamens. 3. Pollen sticks to the insect. 4. As the insect explores, some pollen rubs off onto the pistil. 5.