Which planet has extreme weather with winds reaching up to 2200 km/hr?

A. Uranus

B. Earth

C. Neptune

The boundary that separates different air masses is called a (n) ?

What are two brand new cells called hint

12. Why must biologists be able to distinguish homologous traits from analogous traits?

The Sun produces energy by fusing hydrogen atoms into what atoms in its core.

What base pairings normally occur during DNA replication

Populations change naturally over time. Which mechanism is a method of artifical selection rather than natural selection? A) genetic drift B) natural selection C) selective breeding D) geographic isolation

Prior to cell theory and germ theory, in the 1600s-1800s, some scientists supported the theory of spontaneous generation. The theory proposed that living (cellular) organisms could form from inanimate objects, or from other unrelated organisms.

The two collecting ducts that drain the lymphatic trunks are the

Which step should be next in this procedure

Describe the process of creating an animal clone.