He began his travels in 1831 and he traveled for five years on the HMS <em>Beagle.
<u /></em>I really hope I helped you some
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D. The factor that's changed by the experimenter and impacts the dependent variable
I learned this in Science Class
It's part of the Scientific Method
DNA replicates typically before a cell divides. It follows a series of steps but in general DNA unzips - the base pairs that are 'exposed' are paired up with their matching 'other halves' (A-T and G-C) and you end up with 2 strands of DNA (each strand containing 1 original 'line' and one newly synthesized 'line')
The laboratory is full of chemicals and other hazardous substances. So, it is very important to keep all the safety precautions before entering in the laboratory to avoid any mis-happening.
Here are some precautions, which one should take before entering lab:
- Before entering the laboratory one must wear all the safety equipment including gloves, goggles, apron, and others.
- Make sure you are not wearing any inflammable thing and you are fully covered, as in some laboratory, harmful radiation are also present.
- Make sure your hair are tied in properly and the shoes are covered.