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Lorico [155]
3 years ago
7

An experiment testing the hypothesis that nitrogen markers shoot farther than carbon dioxide markers resulted in conflicting tes

t results. The researchers rejected their hypothesis. What should they do next
Biology
1 answer:
Natasha_Volkova [10]3 years ago
3 0

Answer:

They should think of an alternative explanation for their results.

Explanation:

The next step that the scientists should take is to interpret why their hypothesis went wrong. The researchers should look for patterns in their observations and provide an alternative explanation for the results which occurred. Based on the results and their understandings, they should further make another hypothesis and check for its authenticity.

In scientific researches, the results of a hypothesis generally do not get the expected results but this leads to new findings and discoveries.

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A mature ovum produced from division of a primary oocyte has 18 chromosomes. How many chromatids were present in the primary ooc
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72 chromatids were present in the present in the primary oocyte during  prophase 1 of meiosis.

The primary oocyte contains 72 chromatids during prophase 1 of meiosis as the mature ovum has 18 chromosomes.

The primary oocyte contains 72 chromatids , that means it contains 144 chromosomes. During the first meiotic division, it produces one secondary oocyte and one polar body.

The secondary oocyte  has 72 chromatids, which again undergoes second meiotic division and produces mature ovum and second polar body . The mature ovum contains contains 36 chromatids which means it has 18 chromosomes.

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5 0
3 years ago
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In the figure showing gene expression , what should replace label b ?
xz_007 [3.2K]

The correct answer is C. Translation.

The given figure is the scheme of the gene expression. It provides the flow of genetic information from a DNA sequence to a protein synthesis inside cells. This process of flow of genetic information from DNA to RNA is called transcription and the process of flow of genetic information from RNA to protein is called translation.

Thus in given figure label A is to be replaced by transcription and label B is to replace by translation.

7 0
3 years ago
What enables neighboring water molecules to hydrogen-bond to one another?
azamat

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