The answer is the first one.
Ashley Williams is an American film, television, and theater actress. Ashley Williams didn't perform any thyroid surgery. She only tweeted about what thyroid surgery is last 9 of January 2012. However, she broke her silence about her miscarriage and how she discovered it during an outing.
Answer: C Biotic Factors
Explanation: Biotic factors are the living aspects of an ecosystem such as fish and plants, while abiotic factors are the nonliving aspects such as water and rocks. Habitat is the home of the biotic factors.
brainliest please :)
Answer:
<em> It explains how nature works.</em>
Explanation:
A scientific theory can be described as a descriptive explanation of the occurrence of any phenomenon taking place in the natural world. Other statements are not true because a scientific theory is explained best with the help of certain experiments and certain known facts. It might be based on results from many experiments and supported through many known facts. A scientific theory has the capacity to replicate its results when performed again and again.
Answer:
To observe the cheek cell,
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Take a tooth pick use its blunt side to scrap inside the mouth.
- You will see some deposition on the blunt side of tooth pick, make a smear on the clean slide in the center using that tooth pick.
- Add a drop of methylene blue solution and place a coverslip, make sure that bubbles are avoided i.e. coverslip should be placed in the inclined manner.
- Remove the excess solution and observe it under the microscope first under 4X and then under 10X.
Observation:
- The cells observed are squamous epithelial cells. The small blue dots seen inside will be the bacteria from our teeth and mouth.
