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REY [17]
2 years ago
8

When do you think of and conduct an experiment?

Biology
1 answer:
ruslelena [56]2 years ago
6 0

The experiment must maintain internal and external validity, or the results will be useless. When designing an experiment, a researcher must follow all of the steps of the scientific method, from making sure that the hypothesis is valid and testable, to using controls and statistical tests

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what is difference between the name of an object versus the chemical formula?please answer my question I'm trying that from thre
Step2247 [10]

Answer:

Assuming you mean in a compound of elements: A name is just what you call it, and the chemical formula is what elements it is made of.

Explanation:

Take sodium chloride (Salt) for example. It's name is sodium chloride, but its chemical formula is NaCl. Na= Sodium, and Cl = Chlorine. So one sodium ion and one Chlorine ion create NaCl. Na+Cl=NaCl. And the name for the product of the formula is Sodium Chloride.

Another example is H2O (Water). H=Hydrogen and O=Oxygen. There are 2 hydrogens and one oxygen in H2O. H+H+O=H2O. The name for the formula is water.

3 0
3 years ago
Consider the chromosome. Which best describes the function of the part labeled b?
Triss [41]

codes for a specific trait

I hope this help and I will try again if it is wrong.

5 0
2 years ago
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Take a look at the statement below: Fish meal is better than artificial fertilizers. How could this statement be revised to make
Naily [24]

The correct answer is that Plants that are fertilized with fish meal will grow taller than plants that receive artificial fertilizer.

The hypothesis that Fish meal is better than artificial fertilizer. The revised statement to this hypothesis could explain the effect of fish meal which affects the plant in a better way when compared to artificial fertilizers. The plants fed with fish meal will grow taller than plants that are fed with artificial fertilizer.

9 0
3 years ago
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Predict how an ecosystem would respond if either its producers or decomposers
krok68 [10]

Answer:

The ecosystem would collapse if producers were removed.

Explanation:

The primary consumers populating would decrease due to lack of food and if a species doesn’t have food they most likely won’t reproduce. The secondary consumers won’t have enough food either because their prey being the primary consumers would die off. All this leads to the down fall of ecosystem.

5 0
3 years ago
Which plant cell organelle contains dna and ribosomes?
Anestetic [448]

Answer:

mitochondrion

The correct answer: The plant cell organelle which contains its own DNA and ribosomes is D) mitochondrion.

3 0
2 years ago
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