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Crazy boy [7]
3 years ago
14

I'll give you a Brainliest for correct answer

Biology
1 answer:
Ymorist [56]3 years ago
7 0

Answer:

Nondisjunction causes it

......

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What term is used to describe the nuclear contents during interphase
kolezko [41]

Chromatin is the component that specifies the nuclear contents during inter-phase.

<u>EXPLANATION:</u>

  • The term inter-phase is the type of phase in which the cells would exhibit in all parts of its life.
  • Chromatin is a term used to explains the components and contents of the nuclear in its inter-phase.
  • A cell grows normally and duplicates its internal structure, the DNA, during inter-phase.
  • Then it divides during the phase called mitosis after inter-phase.
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How many chromosomes are there in human ovum​
denis-greek [22]

Answer:

23 chromosomes

Unlike all the other cells in a human body which are diploid, human sex cells are haploid. That means that both sperm cells and ova are haploid; containing only 23 chromosomes.

Explanation:

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(─‿─)

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3 years ago
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What are mutations?
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A record of Earth's long-ago weather can be found by digging into the
Feliz [49]

Answer: Option A.

Polar ice cap in Antarctica.

Explanation:

Scientist drill ice cores from inside the polar ice cap in Antarctica to study variability of climate and differentiate that variability From global climate change. Each layer of the ice tells about weather and what the Earth was like when the first snow fell.

For example, Le grande says that as snow deposits into a growing glacier, the temperature of the air imprints on water molecules.

Icy layers hold particles,aerosols, sea salts, trace elements that were in the atmosphere before and they abide for thousands of years and provide evidence of past events.

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Ozone consists of _______ molecules of oxygen, is found primarily in the ______ and protects us from ______
Strike441 [17]

The blank spaces in the task content should be filled with is; Three(3), atmosphere and ultraviolet rays of the sun.

<h3>What is Ozone?</h3>

Ozone is a trioxygen molecule; contained in the upper atmosphere with a sole aim of protecting biological life against ultraviolet rays of the sun. The ozone layer is however depleted to Oxygen molecule in the lower atmosphere.

Read more on ozone layer;

brainly.com/question/15444718

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2 years ago
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