Where will primary succession occur?
a. in a landscape with vegetation and soil
b. in a landscape with vegetation only
c. in a landscape with soil only
d. in a landscape without vegetation or soil

Charles darwin published his theory of evolution in 1859. in what way foes modern evolutionary theory differ from the theory as proposed by darwin? a) darwin inferred that individuals can evolve, but modern generic science has shown that this is not true. b)darwin inferred that individuals do not evolve, but modern genetic science has shown that this is not true. c)modern science has disproved most of darwin's original theory of evolution, because darwin knew nothing about generations and their role in heredity. d)generic studies have shown that gene expression and other factors operate along with natural selection, but most of darwin's theory has been supported by modern science.

After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?

Describe the relationship and movement between temperature and density in a convection cell. make sure you identify the direction of travel