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natka813 [3]
3 years ago
10

Why is the world facing and energy crisis in the 21st century

Biology
1 answer:
goldenfox [79]3 years ago
8 0
The burning of fossil fuels

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Answer:

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Fats, because they are a group of natural molecules that includes fats, waxes, sterols, and fat soluble vitamins.  

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Answer:

The correct answer is d.

Explanation:

Hydranencephaly is a rare congenital anomaly characterized by the absence and replacement of the cerebral hemispheres by cerebrospinal fluid and necrotic remains, with preservation of the membranes (leptomeninges), within a skull of normal capacity and shape. It is the most severe form of cortical destruction cerebral bilateral and is considered an extreme form of porencephaly (focal cystic cavity). It mainly affects the territory of the internal carotid artery and middle cerebral artery, with preservation of the territories supplied by the vertebrobasilar arteries. The most accepted etiology is carotid vascular insufficiency, due to multiple causes (bleeding, placental thromboembolism, arteritis, vascular malformations, among others).

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3 years ago
Based on the cycle of photosynthesis and cellular respiration, one can say that the ultimate original source of energy for all l
ICE Princess25 [194]

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c. the sun

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Which organelle is responsible for manufacturing proteins?
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In DNA, different alleles of a gene have a different sequence of ___________________. Alleles may have a different sequence of _
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blood cotton dna

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