Answer:
D
Explanation:
D: Scientific theories can become laws with further evidence.
Answer: Observable properties
Explanation:
The answer is soil depleted of nutrients because photosynthesis goes into the soil to the plants or from the plants. Which you are increasing the rate of photosynthesis
Answer: It is because it makes it more efficient to study organisms.
Explanation: Biologist classify organisms by considering similarities between them. The organisms which have closely related characteristics are placed in a separate domains by biologists. Domains are further divided into 6 Kingdoms. According to modern classification system, domain is largest unit of biological classification.
