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Leona [35]
3 years ago
15

What would happen to offspring if crossing over did not occur?

Biology
1 answer:
Dovator [93]3 years ago
6 0

Answer: If crossing over did not occur during meiosis, there would be less genetic variation within a species. ... Also the species could die out due to disease and any immunity gained will die with the individual. Two types of gametes are possible when following genes on the same chromosomes. If crossing over does not occur, the products are parental gametes. If crossing over occurs, the products are recombinant gametes.

Explanation:

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Name and describe each star phase.
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is a luminous globe of gas producing its own heat and light by nuclear reactions (nuclear fusion). They are born from nebulae and consist mostly of hydrogen and helium gas. 

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8 0
3 years ago
Order these in chronological order plz.
const2013 [10]

Answer:

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8 0
3 years ago
You are walking in a clear-cut section of forest a few days after a heavy rainstorm A nearby stream is very muddy and has
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Answer:

in my oppinion its call a  

source of pergisol

Explanation:

What if climate change is self-sustaining? This is already the case, for example, with melting arctic sea ice. This reflects solar radiation, which allows the ocean, located under the ice, to stay cold. But when sea ice melts, the ocean absorbs heat from the sun, which melts more ice. In general, it is difficult to predict the tipping point where such a feedback loop will engage.

Spread over more than 23,000,000 km2, at the top of the globe, permafrost (permanently frozen ground) could enter such a vicious circle. Normally, up to 4 m of soil and plant debris cover the permafrost. This top layer (called the active layer) normally melts every summer, and freezes in winter. It thus protects the permafrost from the rise in heat outside. But in the spring of 2018, a team working at a research station in Tchersky, Russia, discovered that near-surface land had not frozen over at all during the long, dark polar night.

3 0
3 years ago
Usually we expect fission to produce two cells from one, but in Sporozoea and some Sarcodina, multiple fission of the nucleus is
gladu [14]

Answer:

sporogony

Explanation:

Based on the information provided within the question it can be said that the process that is being described in this scenario is called sporogony. This term refers to the asexual process of the formation of spores in some different sporozoans which contain sporozoits which is caused from the encystment and succeeding splitting of a zygote.

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leva [86]
Animals are smaller because they don’t need to store as much water as other organisms such as plants.
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