saltatory evolution
The theory that evolution of a new species from an older one may occur as a large jump, such as a major repatterning of chromosomes, rather than by gradual accumulation of small steps or mutations.
Compare: emergent evolution.
saltatory evolution The theory that evolution of a new species from an older one may occur as a large jump, such as a major repatterning of chromosomes, rather than by gradual accumulation of small steps or mutations. Compare: emergent evolution...
Plants, like animals, produce hormones to regulate plant activities, including growth. They need these hormones to respo..
Ferns and their relatives are vascular plants, meaning they have xylem and phloem tissues. Because of the presence of va..
Proteins and minerals can be derived from various dietary sources. They are essential for the proper growth and developm..
For human species to obviate extinction, reproductive mature adults should be producing viable offspring in order to con..
Gregor Mendel's studies into Monohybrid and Dihybrid crossing and Charles Darwin's study of evolution and natural select..
Lentic or still water communities can vary greatly in appearance -- from a small temporary puddle to a large lake. The s..
