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deff fn [24]
4 years ago
12

Why do we have to close the windows during a fire drill?

Biology
1 answer:
USPshnik [31]4 years ago
3 0
So the fire won't have as much oxygen than it already does.
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What structural feature does glucose share with larger carbohydrates? A. a ratio of 1 carbon atom to 2 hydrogen atoms to 1 oxyge
dedylja [7]

The correct answer is option A, that is, a ratio of 1 carbon atom to 2 hydrogen atoms to 1 oxygen atom.  

Carbohydrates are the main source of diet, they provide energy to the body, mainly via glucose, a basic sugar, which is a part of the starch and an ingredient in various staple foods.  

The carbohydrates can be signified by the stoichiometric formula, that is, (CH2O)n. It can be also be stated that the ratio of the carbon to hydrogen to oxygen is 1: 2: 1 in the molecules of carbohydrates. Carbohydrates are further categorized into three sub-kinds, that is, monosaccharides, disaccharides, and polysaccharides. The monosaccharides are the simple sugars, for example, glucose.  


3 0
4 years ago
An ecologist hypothesizes that predation by a particular owl species is the major factor controlling the population of a particu
pshichka [43]

Answer:

The correct answer is - whether owl eats the rabbits.

Explanation:

A hypothesis is a proposed answer for an unexplained event that doesn't fit into the current acknowledged logical hypothesis. The essential thought of a hypothesis is that there is no pre-decided result.

The Hypothesis can be proved or disproved by scientific research that has various steps but initiailly testing the hypothesis is essential:

- Making assumptions.

- Stating the research and null hypotheses

- Selecting the sampling pattern and specifying the test statistic.

- calculating the test statistic.

-Making a decision and interpreting the results.

Thus, the first step after forming a hypothesis is to check or test the hypothesis which is null hypothesis -whether owl eats the rabbits.

5 0
3 years ago
Why does the x axis of a dose-response curve use log units?
velikii [3]

Applying logarithm to the x axis of the dose response curve is a math trick that will linearize the middle zone of the curve and will allow you to visualize better  the  EC50 of the drug. Also the numbers on the x axis are easier to write since they are larger when you apply the logarithm to the concentrations.

6 0
3 years ago
The ______ states that energy always changes from high quality to low-quality forms.
RSB [31]

Answer:

J) Second Law of Energy

Explanation:

second law of thermodynamics. Scientific law stating that whenever energy is transformed from one type to another in a physical or chemical change, the result is a lower-quality or less usable energy.

5 0
2 years ago
In which does alcoholic fermentation occur?
True [87]

Answer:

yeast

Explanation:

hi and see what the following descriptions and your day going to be a long day for me too

6 0
3 years ago
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