An open flame or burning flame
Answer:
Option (C)
Explanation:
Blood smears usually refers to the blood test that is being conducted in order to determine if there is any abnormality or irregularity in the blood cells. This test is conducted in the laboratories by using the slides.
After the test is done, these slides of blood smears are usually disposed of according to the instruction given by the teachers. It is because these slides have sharp edges and must be carefully handled. It can cause cut in the fingers and as these slides are comprised of infectious substances, it can affect other individuals, causing various types of diseases.
Thus, they must not be disposed of here and there, rather they should be disposed of according to the teacher's instruction.
Hence, the correct answer is option (C).
<span>Back bone of nucleic acid is made up of phospodiester bonds that exist between successive pentose sugar molecules of nucleotides.</span>
Climate change is already beginning to transform life on Earth. Without action, the impacts of climate change threaten to catastrophically damage our world. But by rallying people around the world to be a part of the solution, together we have the power to limit the effects of climate change.
i hope this helps!!
DDT was used during second world war to control malaria among the troops and the civilians. Later, it was used as pesticide in agricultural and household practices. Due to its excessive use it entered into the food chain and its amount in the food crossed the permissible level. So, it was banned by United States.
