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MariettaO [177]
3 years ago
6

Which ones are microscopic?

Biology
1 answer:
Masja [62]3 years ago
8 0

a single water molecule

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Formulating hypotheses – Propose a hypothesis to account for the data related to the cell life spans of the lining of the esopha
gayaneshka [121]

Answer:

Hypothesis: If mucus production in the submucosal layer of the esophagus is insufficient, cell longevity is affected, because it interferes with the quality of connective tissue.

Explanation:

In a scientific research the hypothesis is an assumption, a possibility that will justify the purpose of the scientific research and will help in the establishment of all the steps of this research, so that it is possible to determine if the hypothesis is true or false. In other words, we can say that the hypothesis must be formulated as an assumption, before the research that will prove it or not.

An example of a hypothesis about research on the longevity of cells that line the esophagus is: "If mucus production in the submucosal layer of the esophagus is insufficient, cell longevity is affected, because it interferes with the quality of connective tissue."

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4 years ago
After 3 half lives how much of a radioactive substance will remain<br> 1/16<br> 1/4<br> 1/2<br> 1/8
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1/2 of a radioactive substance will remain after 3 half lives.
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3 years ago
Which layer of the atmosphere do thunderstorms take place in?
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3 years ago
A protein is discovered that is responsible for retaining youthful elasticity in the skin. A biotechnology company wants to find
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The correct answer would be 2,70,000 nucleotide long gene.

The gene refers to the protein coding sequence of the (deoxyribonucleic acid) DNA.

The nucleotide sequence of a gene corresponds to the codon sequence if mRNA. The codon sequence of mRNA then codes for the amino acid sequence of the protein.

The codon refers to the set of three nucleotide which codes for a specific amino acid. For example, CAG codes for glutamine, AUG codes for methionine et cetera.

So, if the polypeptide chain consists of 90,000 amino acids then it must contain 90,000 x 3 nucleotides which are equal to 2,70,000 nucleotides.

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