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sweet-ann [11.9K]
3 years ago
6

How many years does an apple tree live useful?

Biology
1 answer:
svetlana [45]3 years ago
6 0
An apple tree can live up to 80 years old. The apple trees have the longest life span that all the other fruit trees. Once a apple tree lived up to 100 years old! (but that is rare)

Hope I helped!

- Amber
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A researcher is observing the separation of sister chromatids during the process of mitosis in mouse fibroblast cells. If the re
WARRIOR [948]

Answer:

The correct answer is option B. "12 hours".

Explanation:

The process of mitosis in mouse fibroblast cells have been studied and characterized for researches purposes. Therefore, it is possible to predict that it will take around 12 hours for mouse fibroblast cells to begin the process of sister chromatids separation after finishing growing its organelles and synthesizing proteins. If the process takes less time than 12 hours will indicate a premature sister chromatid separation, and that something has caused down regulation or inhibition the histonedeacetylase (HDAC) activity.

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3 years ago
Which statements describe steps taking place in the nitrogen cycle shown above?
astraxan [27]

The statements that describe steps taking place in the nitrogen cycle are

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  • Farming practices and chemicals lead to a build-up of nitrates in the soil ( E )

Nitrogen cycle is biochemical process whereby nitrogen is converted to various chemical forms as it passes through the atmosphere, Marine and terrestrial ecosystems .

Nitrogen cycle undergoes four ( 4 ) important processes which are :  

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Hence we can conclude that The statements that describe steps taking place in the nitrogen cycle are :

Many biotic and abiotic factors play a role in recycling nitrogen and

Farming practices and chemicals lead to a build-up of nitrates in the soil

Learn more about Nitrogen cycle : brainly.com/question/1380063

5 0
2 years ago
Does an island in the ocean have high or low speciation
valina [46]

low speciation because Speciation is how a new kind of plant or animal species is created. Speciation occurs when a group within a species separates from other members of its species and develops its own unique characteristics and also people don't live on Islands so that there wouldn't be people to plant plants and there wouldn't be animals on island because animals won't be able to survive because they have less food

hope this helps

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Deficiency of vitamin b can lead to
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Multiple Choice Questions.
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Petiole, hopefully this helps you
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