Rachel Carson's warning in silent spring was focused on : The misuse of pesticide
The book was published in 1962 and documented the effect of the use of pesticide to the environment
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<span>The cell membrane acts as the gatekeeper of the cell, determining what goes in and out.</span>
MRNA, is used to transcript DNA codes from DNA molecules and then later exits the nucleus via nuclear pore, then moves to the ribosome. Then, tRNA is activated to bring specific amino acid to the ribosome for translation. Ribosome, which is the site of synthesis of proteins, is composed of rRNA and ribosomal proteins.
A codon is a three-base sequence (three nitrogen bases in a row) on mRNA. An anticodon is a three-base sequence on tRNA. It matches the codon.
DNA We can change how cells interact
Answer:
C. Use of a semi permeable membrane.
Explanation:
This techniques improves water taste and odour. It also helps to remove contaminant from water and also impurities. it is effective and safe to use and the system is fully automated and it works as a filtration technique.