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Lunna [17]
2 years ago
8

Plz Help with these 5 questions

Biology
2 answers:
olchik [2.2K]2 years ago
5 0
1. C. a cloud of gas and dust.
Misha Larkins [42]2 years ago
4 0
Zzxz the answer is A cloud of gas and dust and please follow me I need a follower
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by what factor would the rate of diffusion across a membrane change if both its area and thickness doubled
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Answer:

Size of particle.

Explanation:

Size of the particles that are diffusing is the factors that greatly affect the rate of diffusion. The rate of diffusion decreases if the thickness of the membrane becomes doubled while on the other hand, if the surface area of the membrane increases it doubled the rate of diffusion of the cell. If the size of particles is very small so it will diffuse if the membrane has double thickness.

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Dr. Simonson was trying to explain to Justine why her smoking might lead to further health problems. He took out a model of a lu
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Answer:B.

It was used to prove that smoking causes health problems.

Explanation:

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What is Pricipitation
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Answer:

Precipitation is rain, snow, sleet, or hail — any kind of weather condition where something's falling from the sky. Precipitation has to do with things falling down, and not just from the sky. It's also what happens in chemical reactions when a solid settles to the bottom of a solution.

Explanation:

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What component of amino acid structure varies among different amino acids? the glycerol molecule that forms the backbone?
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The R group varies, and it is the carbon-phosphate backbone
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Separation of the alleles of a single gene into different gametes is called
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Segregation

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