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Arlecino [84]
4 years ago
8

In everyday life, a theory is an educated guess. In science a theory is

Biology
2 answers:
Sati [7]4 years ago
4 0

A scientific theory is a well-substantiated explanation of some aspect of the natural world, based on a body of facts that have been repeatedly confirmed through observation and experiment. Such fact-supported theories are not "guesses" but reliable accounts of the real world.

AveGali [126]4 years ago
3 0

an explanation of an aspect of the natural world that can be repeatedly tested and verified in accordance with the scientific method, using accepted protocols of observation, measurement, and evaluation of results

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Which characteristics belong to a eukaryote? is usually multicellular contains a nucleus contains one cell type contains membran
mash [69]
A eukaryotic cell is much more complex than a prokaryotic cell. Eukaryotic cells usually make up more complex organisms and have organelles such as endoplasmic reticulum, Golgi apparatus, mitochondria, a nucleus, and lysosomes. A prokaryotic cell only has circular chromosomes and is much smaller than a eukaryotic cell. Most single celled organisms are prokaryotes.
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3 years ago
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Two heterozygous white (brown fur is recessive) rabbits are crossed
Shalnov [3]
So both the rabbits are  Bb which means there will be a chart which comes out with one BB, Two Bb and one bb, For the rabbit to become brown fur it would need to get bb from theirs parents reproducing, if it's Bb they will just carry the trait recessive trait again and if it's BB they won't be carrying the trait
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3 years ago
Do most people want to have a low infant mortality rate or high infant mortality rate?
kari74 [83]

Answer:

definitely low infant mortality rate

Explanation:

3 0
2 years ago
In fruit flies, the gene for red eyes (R) is dominant and the gene for sepia eyes (r) is recessive. If a red-eyed heterozygous f
iris [78.8K]
The correct answer is Rr and rr.

F1:    Rr x rr
F2:   Rr Rr rr rr
F1 is the first generation, parents
F2 is the possible genotypes fo offspring
It means that there is 50%possibility for heterozygous (red eyed) and 50% for homozygous (sepia eyed).

3 0
3 years ago
Spongy tissues composed of microscopic cells in which inhaled air is exchanged for carbon dioxide during one breathing cycle
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Spongy tissues composed of microscopic cells in which inhaled air exchanged for carbon dioxide during one breathing cycle are lungs.
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