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Vikentia [17]
3 years ago
8

An example of a surface that would be a good reflector of sound waves would be hardwood floors.

Biology
1 answer:
kvasek [131]3 years ago
5 0
True.!.!.!.!.!...........
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Select three plants used as textiles.
ss7ja [257]

Answer:

cotton, hemp, and bamboo

^all of those can be used as textiles fabric-y stuff i

4 0
3 years ago
the __________ of a typical vertebra forms the rounded, central portion that faces anteriorly in the human vertebral column.
7nadin3 [17]

The human vertebral column is also referred to as the <u><em>spine or spinal column.</em></u>

<u><em /></u>

The<u> body / spinous process </u>of a typical vertebra forms the rounded, central portion that faces anteriorly in the human vertebral column.

  • The <em>human vertebral column</em> is made of up a group or collection of bones called the<u><em> vertebrae</em></u>.

  • In humans, we have a total of <u><em>33 vertebrae. </em></u>

  • In <u>males </u>humans, the vertebrae are said to be <u>71 cm long</u> while in <u>females</u> it is <u>61 cm long</u>.

Therefore, the<u> body / spinous process </u>of a typical vertebra forms the rounded, central portion that faces anteriorly in the human vertebral column.

To learn more, visit the link below:

brainly.com/question/8053940

5 0
2 years ago
In 1953, Stanley Miller and Harold Urey built a model of Earth's early
ExtremeBDS [4]

Answer: C. Miller and Urey showed that inorganic compounds could combine  to form the building blocks of living cells.

Explanation:

The Miller and Urey were the two scientists who created the atmospheric conditions that were expected to be present on primitive earth. They demonstrated that several organic compounds have been formed spontaneously from the inorganic compounds like water, ammonia, methane and others.

The exposure of mixture of inorganic compounds by the lightening lead to the formation of organic molecules like amino acids which are the building blocks of life. This was similar to the penetration of earth atmosphere by UV radiation producing the organic compounds from inorganic molecules.

8 0
3 years ago
Please answer fast I'll mark brainliest
Leni [432]

Answer:

anther: produces pollen

ovule: contains egg cells

sepal: protects the flower bud

petal: surrounds the reproductive structures

Explanation:

6 0
3 years ago
Which of the following contributes to the desertification of the land?
Mrac [35]

Respuesta:

B. pastoreo excesivo de animales de granja

Porque son lugares secos.

Explicación:  

Las políticas e infraestructuras que promueven la agricultura en las tierras de pastoreo que no pueden mantener sistemas viables de cultivo, contribuyen a la desertificación. La mayoría de las áreas de tierras secas (el 65%) son tierras de pastoreo que son más adecuadas para el pastoreo sostenible que para el cultivo.

3 0
3 years ago
Read 2 more answers
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