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nataly862011 [7]
4 years ago
6

What’s the difference in independent variable, dependent variable and controlled variable.

Biology
1 answer:
Rus_ich [418]4 years ago
6 0

Answer:

an independent variable is a variable that changes an a dependent variable is something that doesn't change

Explanation:

like if i put two fish is different size tanks and measured them after so long

measuring them would be dependent and putting them in different size tanks would be independent

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State the monosaccharaides that form these isaccharides​
Minchanka [31]

Answer:

Explanation:

Well the question was a little unclear, but for disaccharides:

(alpha) Glucose + (alpha) Glucose = Maltose

(alpha) Glucose + Fructose = Sucrose

(alpha) Glucose + Galactose = Lactose

4 0
3 years ago
List the 4 components of health related fitness and the appropriate guidelines for each
gregori [183]
These components include; 
Cardiorespiratory Endurance: Ability of the circulatory and respiratory systems to supply oxygen during sustained physical activity. 
Guidelines
3 - 5 days per week
20-60 minutes a day
intensity of 60%-90% of MHR

Muscular strength; the ability to perform activities that require high levels of muscular force.
2 -3 days per week
2-6 sets
≤ 6 repetitions 
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Muscular endurance; 
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Flexibility 
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Body composition     Women   men
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5 0
3 years ago
What is the only organelle that is found in prokaryotic cells? What is it's function?​
dem82 [27]

Answer:

Ribosomes.

Explanation:

The function of ribosomes is to make protiens by joining amino acids together.

7 0
3 years ago
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Dandelions have seeds that are attached to tufts of material that resemble feathers. These tufts allow the wind to pick up and c
AysviL [449]
D is the answer im pretty sure
5 0
3 years ago
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If the surface area of a cell that is shaped like a cube increases 100 times, its volume increases about (1 point).
bixtya [17]

1. Answer;

1000 times

If the surface area of a cell that is shaped like a cube increases 100 times, its volume increases about 1000 times.

Explanation;

If the surface are increases 100 times it means that the side of a cube has increased by a scale factor of 10, therefore, the volume of the cube will increase about 1000 times ( 10 × 10 × 10 = 1000).

2. Answer;

Moving needed materials in and waste products out.

Explanation;

Large cells have more trouble moving materials that are needed in the cell and wastes products out of the cell, as compared to small cells.

The volume of large cells is so large, the surface area, by comparison, is relatively small, thus large cells have a small surface are to volume ratio, compared to small cells which have a large surface area to volume ratio, which makes the transportation of substances into and out of the cells extremely efficient compared to large cell.

4 0
3 years ago
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