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geniusboy [140]
3 years ago
9

Molecules that move by active transport

Biology
1 answer:
iren [92.7K]3 years ago
8 0

Answer:

Any ions like H+, potassium ion, sodium ions or even molecules like glucose can be moved by active transport as long as the cell have pumps specific to the molecules that uses energy to pump the molecules from a region of lower concentration to a region of higher concentration.

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A major disturbance that the ecosystem was able to recover completely from.
kolezko [41]

Hello. Your question is incomplete. However, I managed to find a question exactly like yours on the internet and managed to realize that you forgot to say that your question asks you to give an example of the statement presented above.

Answer:

A major disturbance from which the ecosystem was able to recover completely was the disease that almost wiped out all of Ireland's potato in 1840.

Explanation:

You may have heard of the Irish Potato Famine, which was a time when the Irish population lived very difficult days, after an illness that almost decimated the country's potato plantations.

The potato was the main source of food for the Irish, but in 1840, a fungus called Phytophthora infestans, managed to infect almost all potato plantations in the country, preventing the potato from being harvested and could be consumed. This created major economic and social problems in Ireland, as people suffered from hunger, poverty and the diseases that arose, which caused many Irish people to immigrate to other countries, or to die.

The fungus plagued the ecosystem for years and only started to decrease in intensity in 1850, once the ecosystem started to recover. Currently, although the pest still exists, the Irish ecosystem is completely recovered and the pest is controlled and is unable to make such an impact.

8 0
3 years ago
Which items are abiotic factors of an ecosystem?
Vladimir [108]

Answer:

air , water and rocks

Explanation:

because I'm not dumb

4 0
4 years ago
What plasma membrane component can be either found on its surface or embedded in the membrane structure?
DIA [1.3K]

Answer:

Carbohydrates. Carbohydrates are the third major component of plasma membranes. They are always found on the exterior surface of cells and are bound either to proteins (forming glycoproteins) or to lipids

6 0
3 years ago
Which statement about control of glycogen metabolism is INCORRECT? Which statement about control of glycogen metabolism is INCOR
GuDViN [60]

Answer:

Glycogen synthase is phosphorylated at only one site.

Explanation:

Glycogen synthase has multiple sites where phosphorylation can occur. Glycogen synthase may have 9 or more sites where it can be phosphorylated as a result of which it's activity is down regulated. It simply means that the regulation of this enzyme does not occur through binary on/off switching, in fact it's activity is modulated over a wide range in response to various signals.

In contrast to glycogen phosphorylase which gets activated when it is phosphorylated at it's serine residues, glycogen synthase gets inactivated by phosphorylation.

As soon as another enzyme GSK3β phosphorylates glycogen synthase, it gets inactivated as a result of which glycogen synthesis halts in the liver.

5 0
4 years ago
DNA in the nucleus is found in structures called _____. organelles pores ribosomes chromosomes
weqwewe [10]
Chromosomes. and these words are only because it needs to be 20 characters
7 0
3 years ago
Read 2 more answers
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