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bazaltina [42]
4 years ago
9

Mutations can be categorized based on the kind of effect they have on an organism. Blue eyes in humans are a result of a mutatio

n in the OCA2 gene, which controls the production of pigment melanin in the iris.
Biology
2 answers:
polet [3.4K]4 years ago
7 0

single-nucleotide polymorphism, I think this might be it. I hope it helps.

pogonyaev4 years ago
6 0

Mutations can be categorized based on the kind of effect they have on an organism. Blue eyes in humans are a result of a mutation in the OCA2 gene, which controls the production of pigment melanin in the iris.

This mutation is an example of a neutral mutation. Such mutations have no effect on an organism’s survival.

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What changes in fatty acid metabolism would result from a mutation in the muscle carnitine acyltransferase i in which the mutant
marysya [2.9K]

The metabolism of a fatty acid comprises catabolic procedures, which produce energy and anabolic procedures that generate biologically essential molecules. The fatty acids belong to a family of molecules categorized within the lipid macronutrient class. One function of fatty acids in animal metabolism is the production of energy in the form of ATP.

The correct answer of the question is option B, that is, fatty acid synthesis in the cytosol and oxidation of fatty acid in the mitochondria could take place simultaneously because due to mutation, malonyl-CoA would no longer prevent the admittance of fatty acid into the mitochondria and would undergo the process of beta-oxidation.

6 0
3 years ago
Astrocytes create the blood–brain barrier to protect the brain. True or False
son4ous [18]

Answer:

False

Explanation:

The blood brain barrier (BBB) is a selective border that prevents the entry of foreign substances into the brain. It is made up of different components including endothelial cells, astrocytes, and pericytes etc.

Of all these mentioned three, the endothelial cells are directly responsible for the selectivity of the BBB. The endothelial cells are bound together by the tight junctions situated between them, impeding the passage of foreign materials e.g. solutes, pathogens etc.

Astrocytes help to maintain the BBB by surrounding the endothelial cells, providing biochemical strength.

The pericytes are located in the basement membrane, where they communicate with endothelial cells. They help to sustain the BBB by stabilizing and monitoring the maturation of endothelial cells via communicating directly between cell membrane as well as paracrine signalling.

3 0
3 years ago
How do Earth’s plates move?
MA_775_DIABLO [31]

Answer:

Plates at our planet's surface move because of the intense heat in the Earth's core that causes molten rock in the mantle layer to move. It moves in a pattern called a convection cell that forms when warm material rises, cools, and eventually sink down. As the cooled material sinks down, it is warmed and rises again.

Explanation:

7 0
3 years ago
Can someone help me??​
Natasha_Volkova [10]
Answer: mouse

They both eat grass
5 0
3 years ago
Read 2 more answers
Which level of organization includes a community,population,and a individual
vlada-n [284]

<u>Answer:</u>

Ecosystem is the level of organization which includes a community, population, and an individual.

<u>Explanation:</u>

  • An ecosystem is the dynamic system of biotic and abiotic components that helps to maintain the circle of life.
  • In an ecosystem there are different species and population of those species that exist together within a physical environment that is composed up of soil, water, minerals as well as weather conditions and climates.
  • In ecosystem, there is the food chain as well as food web. The change in any component of the biotic or abiotic component would bring about change in every other component. Each component is interrelated with one another in an ecosystem.
4 0
3 years ago
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