Plants are multicellular organisms, while microorganisms are typically unicellular or acellular.

Thiomargarita namibiensis is a sulfur-oxidizing bacterium that can grow up to 0.75 millimeters in diameter, making it visible to the naked eye.

Rhinoviruses are the most common cause of the common cold, accounting for about 30-50% of cases.

Mitochondria are known as the 'powerhouses of the cell' because they generate most of the cell's energy through cellular respiration.

Penicillium chrysogenum is the fungus that produces penicillin, one of the first discovered antibiotics.

Nitrogen-fixing bacteria play a crucial role in the nitrogen cycle by converting atmospheric nitrogen into ammonia, which can be used by plants for growth.

Euglena is a unique protist that possesses both plant-like and animal-like characteristics. It can photosynthesize like a plant, but it also ingests food like an animal.

Deuteromycetes, also known as imperfect fungi, is the largest group of fungi, containing species that lack a known sexual reproductive stage.

Plasmodium falciparum is the most deadly species of malaria parasite, causing the most severe form of the disease.

Conjugation is a process by which bacteria exchange genetic material through direct cell-to-cell contact.

Lactobacillus is a type of bacteria commonly used in the production of cheese, yogurt, and other fermented dairy products.

Viruses infect and replicate within host cells, causing various diseases and ecological impacts.

Trichophyton rubrum is a fungus that commonly causes athlete's foot, a contagious skin infection.

Anaerobic respiration is a process by which bacteria break down organic compounds to produce energy without using oxygen.

Saccharomyces cerevisiae, also known as brewer's yeast, is a fungus used in the fermentation process of beer production.