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Alex_Xolod [135]
3 years ago
10

What is the relationship between malaria and sickle cell anemia?

Biology
1 answer:
Anton [14]3 years ago
5 0

Answer:

it's believed that the current prevalence of malaria in endemic areas reflects selection for the carrier form of sickle cell trait through a survival advantage. Malaria has been incriminated as a great cause of mortality in people with sickle cell disease (SCD

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Was it beneficial or harmful for the Balanus barnacle to add the Chthamalus barnacle? Explain
densk [106]

Answer:

harmful. (more info below)

Explanation:

Balanus may compete with Chthamalus through crowding or smothering, but Chthamalus can inhabit higher tide levels than Balanus since it is more immune to desiccation. Lower on the sea, the barnacles of acorn combine with the Endoclades (Turfweed) assemblage, and are also abundant on the shells of acorn. To conclude, it was a bad idea is add the balanus barnacle to the Chthamalus barnacle becuase balanus barnacles can crowd Chthamalus barnacle.

hope this helped!

8 0
4 years ago
How many years to double between 2 billion and 4 billion?
nikitadnepr [17]
I think it’s 44 years
5 0
3 years ago
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2. Which body of water does not directly contribute water vapor into the atmosphere?
irakobra [83]

Answer:

a) aquifers

Explanation:

Looking at the answers choices, 3 of the answers have something in common. Oceans, rivers, and lakes all have their surfaces exposed to the atmosphere—including the direct path to the sun. This means that they evaporate the most into the atmosphere.

Aquifers are underground wells, meaning they only evaporate slightly into the atmosphere due to high levels of heat energy. However, they stay mostly underground and are not in the direct path of the sun's energy.

8 0
2 years ago
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What takes place in ribosomes?
VikaD [51]

Answer:

Proteinsynthesis

Explanation:

Ribosome is a sub-cellular structure found in both animal and plant cells. It synthesises protein and also contains RNA or ribonucleic acid within it.

Hope it helps <3

7 0
4 years ago
Pls answer os butterfly a animal
dalvyx [7]
It’s an insect so yeah
7 0
3 years ago
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