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Sergeu [11.5K]
3 years ago
6

What are pebbles called that have been shaped and polished by the wind?

Biology
1 answer:
Alexxandr [17]3 years ago
6 0
Ventifacts is the answer
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lora16 [44]

Answer

The correct answer would be auricle and auditory canal.

The auricle or pinna is the externally visible part of the ear. it is mainly composed of cartilages and integuments. It is connected to the surrounding parts with the help of muscle and ligaments.

It helps in focusing the most of the sound vibrations towards inside the ear.

It opens into the auditory canal which serves as the pathway for sound waves to the inner ear (tympanic membrane).

7 0
3 years ago
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In a healthy person, the feces leaving the body contain very few undigested molecules from food. One major exception is cellulos
Drupady [299]
From this we can conclude that the human digestive system does not produce enzymes that can break down cellulose. The correct option among all the options that are given in the question is the fourth option or the last option. I hope that this is the answer that has come to your desired help.
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3 years ago
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2. Some organisms are more likely to survive because they
lutik1710 [3]

Answer: B

Explanation:

5 0
3 years ago
What evidence shows that biological molecules on earth form naturally?
Anestetic [448]

Explanation:

La siguiente entrada tiene como objetivo realizar una breve explicación sobre las moléculas biológicas  lipídos y carbohidratos, las cuales son muy diversas ya que están formadas por carbono, lo cual hace que puedan formar muchos tipos de enlaces. Esta capacidad permite que las moléculas orgánicas  adopten muchas formas complejas, como son las cadenas, las ramificaciones y los anillos.

Las moléculas biológicas son grandes polímeros que sintetizas para poder enlazarse con otras subunidades mucho mas pequeñas conocidos como monómeros. Las cadenas de subunidades estan unidas por enlaces covalentes los cuales se forman por deshidratación, estas cadenas pueden romperse por hidrólisis. La moléculas biologicas más importantes son los carbohidratos, lípidos, proteínas y ácidos nucleicos.

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3 years ago
Mildred is able to measure the amount of carbon-14 in her sample and compare this to the amount of carbon-12 in it. She uses thi
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The answer is A. Notice how it says carbon dating.
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3 years ago
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