Primary succession occurs in essentially lifeless areas—regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier
Answer:
The answer to the first question should be b.
Explanation:
Throughout your body, minerals help build bones and provide structural support. In your mouth, calcium helps harden your enamel and strengthen your jawbone. Hope this helps!
Answer:
The answer is c. W,X,Z
Explanation:
According to the evolutionary timeline:
- (W) In 1798, Thomas Robert Malthus published an essay, "An Essay on the Principle of Population." Malthus proposed that the current rate of population growth would deplete current resources.
- (X) 1809 marked the publication of the first theory of evolution. Jean Baptiste Lamarck proposed that evolution occurred through the inheritance of acquired characters.
- (Z) In 2003, Wayne State University School of Medicine's Dr. Morris Goodman conducted studies that revealed a 99.4% genetic similarity between human and chimpanzees. This sparked a debate in the scientific community whether to include chimpanzees in the genus, Homo.
- * If Y is part of the choices, it comes after (X).
I would cells have nucleus cytoplasm blood cells are healthy
