What type of sustainable development encourages enjoyment and conservation of biodiversity and habitats?
a.
Solar energy
c.
Ecotourism
b.
Organic farming
d.
Wind farming

Most of the carbon on earth is stored in the form of

2. which is the last step in the scientific method?

What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b.diffusion c. endocytosis d. exocytosisc. endocytosis