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Bas_tet [7]
3 years ago
13

When can a scientific theory be changed?

Biology
2 answers:
Bumek [7]3 years ago
8 0
D: After many experiments and much more data has been collected.
Marina86 [1]3 years ago
5 0

Answer:

The correct answer will be option-D.

Explanation:

A scientific theory is a well-substantiated idea which explains any natural phenomenon occurring in nature.

The theory is a result of the continuous experiments which tries to explain any scientific hypothesis. The scientific theory in a scientific method can evolve as they can be improved, modified and rejected due to more information collected with time.

Thus, option-D is the correct answer.

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What field includes CAT (computerized axial tomography) scans and MRI (magnetic resonance imaging) scans as diagnostic tools?
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Radiology is the filed that includes CAT (computerized axial tomography) scans and MRI (magnetic resonance imaging) scans as diagnostic tools.

Radiology is the science that uses x-rays or other forms of energy to create images for diagnosis. It can also be used for therapeutic intent. It has a variety of techniques such as x-ray imaging, ultrasound, MRI, CT scan and PET imaging. The acquisition of images is done by the radiographer or also known as radiologic technologist. These images are then interpreted by a diagnostic radiologist, a doctor who is trained to read or interpret the images and produce a report of their findings and impression or diagnosis.
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2 years ago
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What are the advantages of sexual reproduction over asexual reproduction?
Lina20 [59]
In sexual reproduction offspring is safe in the womb of mother,but in asexual they are vulnerable to predators

4 0
2 years ago
1. What was the worldwide avemge life expectancy in 2000?
shepuryov [24]
I believe that the answer is b
4 0
3 years ago
List the name and defining characteristics of each of these major groups of plants covered in the reading (Green algae, Bryophyt
Oksanka [162]

Answer:

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Bryophytes includes the liverworts, mosses and hornworts. It is know tracheaophytes I.e. is not vascular without extensive transport system, it needs water to reproduce sexually. It's Gametophyte is dominant and stomata are absent. (Hornworts possess stomata; it's related to tracheaophytes.

Ferns have vascular tissue, xylem and pholem, stem, root, leaves, dominant sporophyte. It's sporophyte possess rhizomes and fronds plus sporingia aldo called sori. Ferns are seedless vascular plants.

Gymnosperms includes the conifers, cycad e.t.c. It has its ovules resting on a scale. The ovules later develop into the seed. These seeds are naked as there are not enclosed in the chambers.

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5 0
3 years ago
They are always harmful but never beneficial or neutral.
irga5000 [103]

Answer:

Are you referring to symbiotic relationships between organism? If so, the answer would be parasitism.

One organism, a parasite, takes advantage of another organism at the expense of the host organism.

Ex. A tick bites a dog for blood to use as food. The dog gets an uncomfortable bug bite and the dog might catch a tick borne disease.

6 0
3 years ago
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