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stealth61 [152]
3 years ago
13

What type of evolutionary mechanism did this story show?

Biology
1 answer:
Galina-37 [17]3 years ago
6 0

Allele frequencies in a population may change due to four fundamental forces of evolution: Natural Selection, Genetic Drift, Mutations and Gene Flow. Mutations are the ultimate source of new alleles in a gene pool. Two of the most relevant mechanisms of evolutionary change are: Natural Selection and Genetic Drift.

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Drag the tiles to the correct boxes to complete the pairs. what do the variables in the hardy-weinberg equation represent?
lyudmila [28]

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p2 = homozygous dominant gene

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q2 = homozygous recessive gene

8 0
2 years ago
What is the cause of the hydranencephaly? Select one: a. Aqueductal stenosis b. Subaranchoid stenosis c. Overproduction of CSF d
Dennis_Churaev [7]

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).

5 0
3 years ago
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inn [45]

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6 0
3 years ago
A group of students is investigating whether silver is a better thermal conductor than copper. The students take a silver wire a
AleksAgata [21]

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