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evablogger [386]
4 years ago
5

Which statement best describes a difference between electromagnetic waves and mechanical waves?

Biology
2 answers:
Natasha_Volkova [10]4 years ago
5 0

Answer: im pretty sure its D

Explanation:

Olenka [21]4 years ago
5 0

Answer:(C

• Electromagnetic waves do not require any medium to travel whereas mechanical waves must have a medium to propagate.

 

 • The energy of electromagnetic waves is quantized, but the energy of mechanical waves is continuous.

 

 • The energy of the mechanical waves depends on the amplitude of the wave, but the energy of an electromagnetic wave depends only on the frequency.

 

 • Electromagnetic waves display particle like behavior, but mechanical waves do not display such behavior.

Explanation:

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In cats, coat color is an X-linked trait with incomplete dominance. Yellow coat is caused by the allele XT and black coat by the
Goryan [66]

Answer:

The genotype of a black male is XtY

Explanation:

<u>Available data:</u>

  • coat color is an X-linked trait with incomplete dominance.
  • Yellow coat is caused by the allele XT
  • Black coat by the allele Xt.
  • Tortoise coat is caused by the heterozygous condition

So,

<u>females genotypes           females phenotype </u>

  •   XTXT                →        Yellow coat
  •   XtXt                  →         Black coat
  •   XTXt                 →         Tortoise coat

<u>males genotype                    males phenotype</u>

  •   XTY                   →         Yellow coat
  •   XtY                    →         Black coat

Males only carry one X chromosome, so they can only be either black - XtY- or yellow -XTY-.

Females are the only ones that can express the tortoise coat.

4 0
3 years ago
Read this Pulmonology Consult excerpt:On physical exam, the patient is alert. He takes occasional pauses when he says long sente
Alborosie

Answer:

B. "Whispered pectoriloquy" - "speaking from the chest"; used as a means of finding masses in the lung. The whispered word is audible in areas where fluid or a mass is present

Explanation:

Auscultation in medicine, is the action of listening to sounds from the heart, lungs, or other organs, usually using a stethoscope, in order to perform medical diagnosis.

Auscultation is performed for the purposes of examining the circulatory and respiratory systems, as well as the alimentary canal. The procedure is best performed in a quiet examination room. A stethoscope is used to magnify internal sounds. Small changes in breath sounds are carefully observed in order to make a diagnosis.

Whispered pectoriloquy is used to detect vocal resonance. It is  used as a means of finding masses (consolidations e.g. pus) in the lung and is performed by having the patient quietly whisper a word. If fluid or a mass is present, words that are whispered may be heard clearly.

7 0
3 years ago
Jenny plucked a tight string softly, then harder. What happened when Jenny plucked the string harder?
Amanda [17]
A or c hope that helped

6 0
4 years ago
Read 2 more answers
The principle of uniformitarianism states that ___.
Ksivusya [100]

Answer:

D. Geologic process that we observed today occurred the same way in the past.

Explanation:

<h3>Hope this helped!</h3>
8 0
3 years ago
A flood can wash away important abiotic factors such as soil and rocks that certain biotic factors need for survival.
Degger [83]

Flooding is the term used to characterize the process that occurs when the waters of a river overflow due to rain and occupy the area next to the river, called the river plain. It can have natural or anthropogenic causes and affect vulnerable populations more often.

<h3>What is Biotic and Abiotic?</h3>

The biotic components are all the living things that live in a certain place, while the abiotic components are all the physical, chemical and geological factors of the environment such as water, light, soil, humidity, temperature, nutrients etc.

With this information, we can conclude that A flood can wash away important abiotic factors, such as soil and rocks, that certain biotic factors need to survive, thus flooding affects the ecology of affected regions.

Learn more about flood  in brainly.com/question/13974555

#SPJ1

3 0
2 years ago
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