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DedPeter [7]
3 years ago
14

Why might some women not have signs or symptoms of breast cancer?

Biology
2 answers:
Mariulka [41]3 years ago
4 0
Sometimes you never have any symptoms for your first stage of breast cancer . It’s really hard to tell if you have breast cancer cause it could be one thing hurting and it could end up being something just cause it written down on the internet for a symptom of breast cancer doesn’t necessarily mean you have breast cancer many people could have one symptom and it could be anything. Turns out the lump I have in my breast is tissue pushed to one side
FrozenT [24]3 years ago
3 0

Answer:

many breast cancers have no obvious symptoms at all. When there are no symptoms, breast cancer can be found through a screening mammogram. The most important thing is to bring any unusual signs to your doctor's attention, and to talk to your doctor about a breast screening plan that is appropriate for you

Explanation:

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Explanation:

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3 years ago
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In the 1950s, when Watson and Crick were working on their model of DNA, which concepts were well accepted by the scientific comm
bogdanovich [222]

Answer:

The correct answer will be-

1. Chromosomes are made up of protein and nucleic acid.

2. Genes are located on chromosomes.

3. Chromosomes are found in the nucleus.

Explanation:

Watson and Crick are known for their findings on the structure of DNA in 1953. Their findings were motivated by the book called "What is Life?".

The book stated the concepts which were well accepted by the scientific communities that is the gene determines the trait which is located on the chromosomes proved by the experiments of Morgan.  

The chromosomes are the condensed structure present in the nucleus was suggested by the Nageli in 1884. The chromosomes are composed of nucleic acid and protein was also proved and was well-accepted fact.

But the genes are made up of DNA was not well accepted which was suggested by the experiments of Avery in 1940s.

Thus, the selected options are the correct answer.

5 0
3 years ago
Why do areas of lower pressure usually experience stormy weather
alina1380 [7]
The air begins to rise into the atmosphere. When air rises, it cools down and condenses into precipitation and clouds. This is why an approaching low pressure system means an increased chance for clouds, rain, or snow. It is called "low pressure" because as air rises, the air pressure is lower at the surface.
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3 years ago
Consider the mammalian heart. why is the muscular wall of the left ventricle thicker than that of the right ventricle? the left
Julli [10]
The left ventricle must contract with more force in order to send blood to the body's extremities

I hope this helps! I'm happy to answer any other questions you might have :)

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3 years ago
Why are organisms classified?
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The correct answer would b c
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