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harkovskaia [24]
3 years ago
8

Biology sheet pls help

Biology
1 answer:
jolli1 [7]3 years ago
5 0
<span>Stents help keep coronary arteries open and reduce the chance of a <span>heart attack.</span></span><span><span>The stent holds the artery open and allows blood to flow more freely.</span> </span>
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Semen contains all of the following, EXCEPT
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Answer: C. Clotting enzyme

Explanation:

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The clotting factors or enzymes are absent in semen as these are produced by the blood platelets at the site of injury.

8 0
4 years ago
Solar panels convert light energy from sunlight into electrical energy. What material is most likely used in solar panels, and w
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Answer:

A metalloid is used because it is a semiconductor and can become more conductive when more light shines on it. The most likely materials are crystalline silicon, amorphous silicon, gallium arsenide and organometallics (soluble platinum).

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3 years ago
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How do you mathematically represent chromosomes?
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<h2>♨ANSWER♥</h2>

<h3>↪Chromosome design</h3>

Traditionally, chromosomes are represented in binary as strings of 0s and 1s, however other encodings are also possible; almost any representation which allows the solution to be represented as a finite-length string can be used.

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Out of the choices given, the way this this provides evidence for evolution  is since the genetic code is the same across species, these species must have inherited it from a common ancestor. This will make the correct answer D. <span />
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