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What technique is best for matching evidence left at a crime scene with a suspect nasal swab?
f*** i dont know
Is microscopic examination conclusive in establishing the identity of marijuana yes why?
Microscopic examination alone is not usually conclusive in identifying marijuana as other plant substances can have similar characteristics. Additional tests, such as chemical analysis or DNA testing, are typically used to confirm the identity of marijuana.
How might synthetic elements be harmful?
Synthetic elements can be harmful due to their radioactive properties, which can cause damage to cells and DNA, leading to serious health problems like cancer. Additionally, they may have unknown toxicological effects on the environment and ecosystems. Improper handling and disposal of synthetic elements can also lead to contamination of air, water, and soil.
In which place of DNA h2 bond show?
Hydrogen bonds are found between the complementary nitrogenous bases in the DNA double helix. Specifically, hydrogen bonds form between adenine and thymine (A-T) and between guanine and cytosine (G-C). These bonds help stabilize the DNA structure.
Plastic synthetic fabrics and synthetic rubber are composed of chemicals derived from what?
Plastic synthetic fabrics and synthetic rubber are typically composed of chemicals derived from petroleum or natural gas. These chemicals are then processed and polymerized to create the final synthetic materials.
