1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Arada [10]
3 years ago
11

Scientists always prove or disprove their explanations by _____.

Biology
1 answer:
Amanda [17]3 years ago
4 0

Correct answer: A). Gathering evidence

The scientific explanation uses measurements and observations in order to explain something in the natural world. The Scientist uses the scientific method to collect evidence in the experiment that is related to the hypothesis.

They can gather the evidence by just observing the natural world and its phenomena or by performing an experiment in the laboratory or by running a model.

Hence, the correct answer would be option A.

You might be interested in
It will soon be autumn, and the birds seem to be preparing for ________.
bekas [8.4K]

A. Migration (birds migraye to warmer climates during colder months)

6 0
3 years ago
What are the five major extensions that have dramatically influence the diversity of life on earth
Otrada [13]

End Ordovician

Late Devonian

End Permian

End Triassic

End Cretaceous

6 0
3 years ago
Which of the following is an example of extrusive rock that has cooled too quickly for grains to form?
andrey2020 [161]
I believe the answer is Volcanic glass
5 0
3 years ago
When the DNA molecule folds, coils and super coils to fit in the cell what structure does it form?
Alexeev081 [22]

Answer:

<h2>A. Chromosome</h2>

Explanation:

In intermediate phase of cell cycle, DNA replication occurs (in S-phase), so in inter phase, DNA become unfolded and in relaxed state and is available for replicating machinery.

When cell enter into prophase, DNA folds, coils and super coils and finally become in condensed form, which can be seen by microscope.

So this compact form of DNA is called as chromosome.

In humans. there are total 46 chromosomes.

5 0
2 years ago
Read 2 more answers
What unusual property do cytochromes have in common with hemoglobin or myoglobin?
Ghella [55]
The unusual property that cytochromes have in common with hemoglobin or myoglobin is that all of them contain heme groups. Cytochromes are heme-containing electron transport enzymes which are essential for the oxidative metabolism necessary to generate adenosine triphosphateas well as for the oxidative degradation of drugs and endogenous substrates. 
6 0
3 years ago
Other questions:
  • Why might a scientist repeat an investigation and not get the same results?
    11·1 answer
  • If we increase energy, what happens to temperature ?
    11·2 answers
  • An alpha particle is composed of
    11·2 answers
  • PLEASE ANSWER ONLY IF YOUR ANSWER IS FOR SURE!!!
    12·1 answer
  • What solution is needed to test for vitamin c​
    5·2 answers
  • Which sign is NOT for a chemical change? Color change or Change in volume or
    5·2 answers
  • This is the repeating structural unit that forms RNA and DNA
    7·1 answer
  • The specific genetic makeup of an individual is their_____... 1)Genotype 2)Phenotype 3)Characteristics 4)Traits
    9·1 answer
  • Two organisms are shown in the diagram below.
    13·2 answers
  • Giving brainleist
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!