Answer:
B. Major types of fossil fuels: coal, oil and natural gas
Explanation:
Answer:
B
Explanation:
A niche refers to the way in which an organism fits into an ecological community or ecosystem. Through the process of natural selection, a niche is the evolutionary result of a species morphological (morphology refers to an organisms physical structure), physiological, and behavioral adaptations to its surroundings.
Answer: Heterotroph
Explanation: Good luck! :D
When the sun produces energy, it consumes hydrogen and then produces Helium. Nuclear fusion is the source of all energy, generated by the sun. The Sun, either converts hydrogen to helium or makes helium nuclei from protons, and also, the Sun converts mass to energy.
Answer:
11) A. The optimum pH of an enzyme is 6.6
12) C. A control group
