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kolezko [41]
2 years ago
14

What organelles are surrounded by double membrane?

Biology
1 answer:
Nostrana [21]2 years ago
3 0
Mitochondria, plastids and chloroplast all are surrounded by a double membrane
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What is the strong tendency to believe that one's own culture is normal, natural, and superior to other cultures called
aleksley [76]

Answer: Ethnocentrism

Explanation:

Ethnocentrism refers to the tendency to see other people's culture i.e way of life such as mode of dressing, eating pattern, marital rites etc as INFERIOR, while ONLY your own culture is normal, natural and superior, and should therefore be adopted by all people.

3 0
2 years ago
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What are some seasonal variations and climate changes that can change an ecosystem?
o-na [289]

Seasonal variations of climate impact the state of an ecosystem. In areas that experience a cold season, some elements of the ecosystem change their residence or even hibernate to survive. Succession can be considered a higher state of development of the ecosystem.


Good luck!

5 0
3 years ago
Twenty gray squirrels are moving out of a forest into a new ecosystem is an example of
Damm [24]
Migration i think is the answer
4 0
3 years ago
Which best describes the fossil record
frosja888 [35]

The fossil record gives evidence of extinct species. The fossil record shows that organisms always remain the same. Which best describes how the fossil record is

4 0
3 years ago
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When methane (CH4) combines with oxygen (O2), carbon
FromTheMoon [43]

Answer:

C. CH4 + 202 – CO2 + 2H20

Explanation:

CH4+O2-CO2+H20

The above equation represents combustion of methane to produce carbon-dioxide and water.

One carbon atom is present on the reactant side as well as on the product side. Four hydrogen atoms are present on the reactant side  and two hydrogen atoms on product side. In order to balance this equation, we would multiply water molecule by two. Now there are four atoms of oxygen in the product side but only two on reactant side, so we will multiply oxygen molecule by two on the reactant side. Now the equation is balanced.

The balanced chemical equation is:

CH4+202-CO2+2H2O

This equation obeys the law of conservation of mass as the mass of the reactants is same as that of the products.

3 0
2 years ago
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