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diamong [38]
3 years ago
5

At the end of prophase, spindle fibers form among the chromosomes, and the kinetochore of each chromatid becomes attached to whi

ch specific structure, formed by a spindle fiber?
Biology
1 answer:
gtnhenbr [62]3 years ago
3 0

Answer:

Chromosomal Microtubule

Explanation:

<em>Chromosomal microtubule are tiny hollow structure that appear tube-like under the microscope which are primarily made from cytoskeleton's proteins and beta tubulin. They are polar molecules formed by spindle fiber with fast growing positively charged end and slow-growing negative ends.</em>

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What is filler metal, and why might it be needed to produce a joint?
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3 years ago
Is the practice of genetically modifying human cells ethical? Why or why not?
kumpel [21]

It totally depends upon whether modification is being done in somatic cells or germ cells. Somatic cells modification is ethically accepted because it doesn't pass from one generation to another generation but germline modification is considered as unethical because the modification will pass on to the next generation leading to the persistence of modification in future generations. The problem with genetic modifications is that the impacts of modifications are unpredictable, rather than being fruitful they may lead to lethal mutations so if it occurs in just somatic cells, then even if it is lethal/harmful, it will be confined to only that individual but if a lethal mutation occurs in germ cells then it will pass on to the subsequent generations and it will persist in all future generations.

8 0
2 years ago
Use this portion of a dichotomous key for tree identification to answer the question.
Charra [1.4K]

Answer:

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Explanation:

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8 0
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Levart [38]

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Thus, the answer is (A)

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3 years ago
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