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guapka [62]
3 years ago
7

The factor being changed by the person doing the experiment in a controlled study is called the

Biology
1 answer:
Alex777 [14]3 years ago
6 0

Answer:

Independent Variable

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Cartilage is a type of ____________ tissue that is softer and more flexible than bone. It is made of cells called ____________ .
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cartilage is a flexbile tissue  made of cells called  chond

Explanation:

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3 years ago
Is neocortex an active brain?​ and why?
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Yes, The neocortex is the center for higher brain functions, such as perception, decision-making and language. Our group focuses on the mechanisms governing neocortex development, with a strong interest on the role and regulation of the neural stem cells.

Explanation:

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2 years ago
What is a covalent bond
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Answer: A bond in which electrons are shared.
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3 years ago
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What kind of mixture is a solution a suspension? a colloid?
Sever21 [200]
Mixtures are combinations of several substances. Each of the substances retains its physical properties. There are no new substances created. This is in contrast to a chemical reaction in which two or more reactants make new products.

There are two types of mixtures. The first kind of mixture is a homogenous mixture. Homogenous mixtures are uniform in the ratio of the combination of substances. throughout. All solutions are homogenous mixtures. Colloids (such as mile) and suspensions are also homogenous mixtures, but their particle sizes are larger than the particles that make up a solution. This larger particle size makes colloids and suspensions appear murky or opaque.

The second kind of mixture is a heterogeneous mixture. Heterogeneous mixtures are not uniform throughout. A classic example of a heterogeneous mixture is a trail mix- every handful you grab will be slightly different. If a suspension is allowed to sit, then its large particles will settle to the bottom of its container. At this point, the suspension would be classified as a heterogenous mixture.
8 0
3 years ago
In this process, the soft tissue of organisms, usually plants, fish, or insects, are preserved when the organism is buried in se
Alekssandra [29.7K]

The correct answer is carbon film.  

A carbon film or the carbonaceous film refers to a species outline of a fossil. It is a kind of fossil found in any rock when an organic substance is compressed, leaving behind the carbon film or residue.  

When a species is buried beneath the various layers of sediment, the heat and pressure pile up. These circumstances make the liquids and gases to expel from the body, leaving behind a thin film of carbon residue, producing an outline of the original species known as a carbon film.  


3 0
3 years ago
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