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Darya [45]
3 years ago
7

What does variation mean when referring to the layers of the atmosphere

Biology
1 answer:
Aliun [14]3 years ago
4 0

Answer:

B

Explanation:

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¿CÓMO FUNCIONA LA EVOLUCIÓN?
Over [174]

Answer:

Spanish: La evolución es el proceso por el cual los organismos actuales se han descendido a partir de antepasados antiguos. ... La variabilidad genética es una parte fundamental del proceso, ya que la evolución se produce cuando fuerzas selectivas actúan sobre esa variabilidad.

English: Evolution is the process by which current organisms have been descended from ancient ancestors. ... Genetic variability is a fundamental part of the process, since evolution occurs when selective forces act on that variability.

Explanation:

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3 years ago
What is the role of esophagus
evablogger [386]
The esophagus is a long, thin tube that connects the throat to the stomach. It forms the important piece of the gastrointestinal tract and functions as the conduit for food and liquids that have been swallowed into the throat to reach the stomach
6 0
3 years ago
This diagram shows that embryos of certain species develop almost identically in the earliest stages of embryonic development. T
umka21 [38]
The correct option is A.
The observation that the embryos of certain species have physical and genetical similarities in the earliest stages of embryonic development shows that individual development of an organism shows its revolutionary history and this is taken as an evidence of common ancestry. Scientists takes this observation to mean that all life on earth developed from a single ancestor.<span />
6 0
3 years ago
Which term does not represent a type of nebula? reflection dark emission spiral?
liraira [26]
The answer is Spiral.  Spiral does not represent a type of nebula.  There are only 3 types of nebula : Reflection, Emission & Dark.  Reflection Nebulaedoes not emit its own light. Instead, it scatters the blue light from a nearby cool star. Emission Nebulae emits own light. Glow very brightly, and are frequently the birthplace of stars.  Dark Nebulae also called "absorption nebulae", they block light from brighter objects behind them and can only be seen as an outline in front of a bright nebula or field of stars.
8 0
3 years ago
Read 2 more answers
What happens to something that is hydrophilic in water
QveST [7]
Hydrophilic means that it likes water so it will easily break down in water 

hydrophobic will do the opposite and repel water

7 0
3 years ago
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