The first types of plant to adapt to land were the ancestors of green algae. They adapted through the evolution of body support, transport of materials such as water, fertilization, and the development of the embryo. More »

Desert plants strengthen and maximize their chances of survival in arid environments through behavioral and physical adaptation mechanisms. Much like desert animals, desert plants such as cactus, agave and owl's clover p... More »

Plants adapt to the environment by modifying their leaves, stem and roots. Desert plants such as the cactus modify their leaves into thorns to prevent loss of moisture through transpiration. Plants such as the lotus grow... More »

While many plants that appear dead can be revived, a plant that is truly dead cannot be brought back to life. Many of the plants that people perceive as being dead are alive but have lost leaves to preserve their more vi... More »

Although they are sometimes called "blue-green algae," cyanobacteria are not plants and are prokaryotes, while green algae are plants and are eukaryotes. Both types of organisms obtain their energy from photosynthesis, b... More »

The primary function of the Calvin cycle is to convert carbon dioxide in the air into sugar, which plants and algae use as food. Plants depend directly on the Calvin cycle for the energy they need to grow and reproduce. ... More »

Chlorophyll is found in most plants and algae and in rare cases, some forms of bacteria. It is a necessary component in photosynthesis, the process plants use to make their own food. More » Science Biology Botany