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...
The blood sugar level is regulated by two hormones. The mechanism behind this type of negative feedback control is descr..
Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..
Hormones are produced in the endocrine glands of animals. The pituitary gland and hypothalamus are the most impor..
Part of the genetic information is devoted to the synthesis of proteins. mRNA, a type of RNA, is produced as a transcri..
Meet the colorful takahē, an extremely rare flightless bird. Find out more about its unique features and why they matte..
Freshwater ecology focuses on the relations of aquatic organisms to their freshwater habitats. There are two forms of co..
