Answer:
1. Physical models: smaller and simpler representations of the thing being studied. Eg. A globe or a map is a physical model of a portion or all of Earth.
2. Conceptual models: ties together many ideas to explain a phenomenon or event.
3. Mathematical models: sets of equations that take into account many factors to represent a phenomenon. Mathematical models are often done on computers.
4. Mental models: personal and internal representations of external reality that people use to interact with the world around them. They are constructed by individuals based on their unique life experiences, perceptions, and understandings of the world.
Answer:
D. 12cm
Explanation:
there are 8 A1, C1 and so on alleles there, this will be 8 cm and there are about 8 a2 and so on alleles, this will be 4cm.
8 + 4 = 12cm
It is Protozoa because it is not logical for it be any of the other. Hope this helped.
About 93 million miles or 150 km or 8 light minutes (don't know what that means)