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Keith_Richards [23]
3 years ago
11

What was the only type of life on planet for hundreds of millions of years?

Biology
1 answer:
zhuklara [117]3 years ago
7 0
Mainly bacteria.....
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Crossing over prevents homologous chromosomes from separating during meiosis i. true or false?
Scilla [17]

Crossing over does not prevent homologous chromosomes from separating during meiosis, hence, the statement is false.

CROSSING OVER:

  • Crossing over is the process whereby non-sister chromatids of homologous chromosomes exchange their genetic materials.

  • Crossing over occurs specifically during the prophase I stage of meiosis I. Via this process, genetic diversity is likely to occur in the daughter cells.

  • Crossing over only assures that genes of homologous chromosomes are recombined, it does not stop them from separating in the Anaphase stage.

  • Therefore, crossing over does not prevent homologous chromosomes from separating during meiosis, hence, the statement is false.

Learn more at: brainly.com/question/18824252?referrer=searchResults

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Plasma is one example of what fluid
Karo-lina-s [1.5K]

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What can you conclude about red visible light waves compared to blue visible light waves? Blue visible light waves have a lower
Black_prince [1.1K]

The blue visible light waves have a shorter wavelength than the red visible light waves. Since both the waves travel at the speed of light, which is a constant for a particular medium, their frequencies will be inversely related to their wavelength. This is given by the formula: speed = wavelength x frequency. Thus blue visible light will have a higher frequency than the red visible light.

3 0
4 years ago
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Would it be possible for something to initially be regarded as pseudoscience and then later be supported by science?
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3 years ago
What is the function of a mollusk's radula
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The function of  a mollusk's radula would be known as to be used to "<span>used for feeding".  This would actually be compared to many things in the oral of a mouth. Such as the tongue, and other parts in the mouth. </span>
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