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Vlada [557]
3 years ago
8

Will mark as brainliest

Biology
1 answer:
Daniel [21]3 years ago
7 0
The human first appear in geological time 6million years ago in the Miocene epoch. The modern humane evolve just 200,000 years ago
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The process by which organisms keep their internal conditions fairly constant is called?
Inessa05 [86]
It is called homeostasis
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The microtubule-organizing center found in animal cells is an identifiable structure present during all phases of the cell cycle
REY [17]

Answer:

b.) centrosome

Explanation:

Centrosome is a structure with the function of  main microtubule organizing center (MTOC) of the animal cell. This structure has a key role in mitosis where it acts as a regulator of cell-cycle progression. Centrosome is composed of two centrioles which  serve to organize microtubules durind the cell division.

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4 years ago
What is a Nuclear envelope that appears around the two sets of DNA?
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During prometaphase, the nuclear membrane disintegrates and the mitotic spindle gains access to the chromosomes. During this phase, a protein structure called the kinetochore is associated with the centromere on each sister chromatid.

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3 years ago
Which of the following is the best explanation for why carbon easily forms many bonds?
Mnenie [13.5K]
Answer - A because it has four electrons available for bonding 

Reasoning - Reason for this is because carbon is highly reactive!!. LOL and also since its four free electron in the outer electron shell its make its easily bondable.
7 0
3 years ago
Read 2 more answers
The diagram above shows the parts of a flower. In which flower part does pollination take place?
LekaFEV [45]

Answer:

A. Part A

Explanation:

In order for a flower to pollinate, pollen is sent through the stigma, down through the style, then to the ovule which creates the eggs that are pollinated by the pollen. Part A on the diagram is part of the male flower. Originally called the <em>anther</em> where bees, and butterflies come to move the pollen to the pistol which transports is to the stigma.

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