Answer: The answer is A. Comparative
Explanation: The photo shows two different types of soil with the same type of worm. Therefore this it a comparative experiment. Trust me I got this question correct.
I’m pretty sure it’s hydrogen if I’m wrong I’m really sorry
Answer:
SI system consist of standard units of measurement that are defined by International System Of Units.
Explanation:
SI stands for Standard International. It consist of total 7 units that are accepted internationally,
Two advantages of SI units are:
- SI unit is rational system of units, that means one unit denotes one physical quantity.
- SI units are internationally accepted which makes researchers and scientist calculations
Answer:An acquired trait is defined as a characteristic or trait that produces a phenotype that is a result of environmental influence. Acquired traits are not coded in the DNA of an individual and therefore most scientists believe they cannot be passed down to offspring during reproduction
Explanation: