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Dahasolnce [82]
3 years ago
12

What is a test variable? Give an example

Biology
1 answer:
babunello [35]3 years ago
4 0
If a scientist conducts an experiment to test the theory that a vitamin could extend a person's life-expectancy, then: The independent variable is the amount of vitamin that is given to the subjects within the experiment. This is controlled by the experimenting scientist.
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Drag each label to the correct location. Match the food item to its nutrient group.
Rus_ich [418]

I am assuming you mean the nutrient groups of macronutrients and micronutrients.


Macronutrients:

<em>fats</em>

<em>carbohydrates</em>


Micronutrients:

<em>calcium </em>

<em>zinc</em>

<em>vitamins</em>

Hope this helped :)


7 0
3 years ago
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The human genome has<br> number of base pairs <br> Answer
Alborosie

Answer:

The human genome contains approximately 3 billion of these base pairs, which reside in the 23 pairs of chromosomes within the nucleus of all our cells. Each chromosome contains hundreds to thousands of genes, which carry the instructions for making proteins.

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What structures of a living cell are not visible?
alisha [4.7K]
We were not able to see microtubules, centrioles, rough endoplasmic reticulum, smooth endoplasmic reticulum, plasma membrane, ribosomes, golgi apparatus, vesicle, mitochondrion and chloroplast.
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PLZ HELP
Fantom [35]

Answer:

The correct answer is option "C"

Explanation:

Since 2005, the vaccine has also been available as part of a combination vaccine called MMRV

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How do you feel about the cellular respiration equation?
Oxana [17]
To be honest im glad its there cause it is helpful
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